{"id":2673,"date":"2022-07-11T17:58:03","date_gmt":"2022-07-11T17:58:03","guid":{"rendered":"https:\/\/mcw663.com\/?p=2673"},"modified":"2022-07-20T10:04:34","modified_gmt":"2022-07-20T10:04:34","slug":"lap-dat-ong-thoat-nuoc-mua","status":"publish","type":"post","link":"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/","title":{"rendered":"How to install the right size rainwater drainage pipe"},"content":{"rendered":"<p><strong><span style=\"vertical-align: inherit;\">Installing rainwater pipes<\/span><\/strong><span style=\"vertical-align: inherit;\"> is an extremely important item when building any project. Reasonable drainage pipe design not only brings efficiency but also helps to increase durability, aesthetics as well as save construction costs. Therefore, choosing the type of pipe, the diameter of the drainage pipe as well as the related factors in the design and construction process is necessary to bring about a desired project both in terms of aesthetics and technique. .<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Please consult with MCW Company on how to install rainwater drainage pipes according to the standard size.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6a20b7d7996ae\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-6a20b7d7996ae\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#What_is_the_purpose_of_installing_rainwater_drainage_pipes\" title=\"What is the purpose of installing rainwater drainage pipes?\">What is the purpose of installing rainwater drainage pipes?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Design_principles_for_installing_rainwater_drainage_pipes_on_the_roof\" title=\"Design principles for installing rainwater drainage pipes on the roof\">Design principles for installing rainwater drainage pipes on the roof<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#What_is_the_role_of_installing_rainwater_pipes_on_the_roof\" title=\"What is the role of installing rainwater pipes on the roof?\">What is the role of installing rainwater pipes on the roof?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#How_to_install_a_rainwater_drainage_pipe\" title=\"How to install a rainwater drainage pipe\">How to install a rainwater drainage pipe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Standards_for_the_design_and_installation_of_rainwater_drainage_pipes\" title=\"Standards for the design and installation of rainwater drainage pipes\">Standards for the design and installation of rainwater drainage pipes<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#1_Dimensions_and_diameter_of_rainwater_drainage_pipe\" title=\"1. Dimensions and diameter of rainwater drainage pipe\">1. Dimensions and diameter of rainwater drainage pipe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#2_Burying_depth_of_rainwater_drainage_pipe\" title=\"2. Burying depth of rainwater drainage pipe\">2. Burying depth of rainwater drainage pipe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#3_Formula_to_calculate_rainwater_drainage_pipe\" title=\"3. Formula to calculate rainwater drainage pipe\">3. Formula to calculate rainwater drainage pipe<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Requirements_when_installing_rainwater_drainage_pipes\" title=\"Requirements when installing rainwater drainage pipes\">Requirements when installing rainwater drainage pipes<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#1_With_terrace_area\" title=\"1. With terrace area\">1. With terrace area<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#2_Each_rainwater_drainage_system_needs_to_be_installed_with_a_seno\" title=\"2. Each rainwater drainage system needs to be installed with a seno\">2. Each rainwater drainage system needs to be installed with a seno<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#3_Equipped_with_a_rainwater_collection_funnel_for_the_outlet_hole\" title=\"3. Equipped with a rainwater collection funnel for the outlet hole\">3. Equipped with a rainwater collection funnel for the outlet hole<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#4_Use_waterproof_glue\" title=\"4. Use waterproof glue\">4. Use waterproof glue<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Dimensions_of_rainwater_pipes_for_residential_systems\" title=\"Dimensions of rainwater pipes for residential systems\">Dimensions of rainwater pipes for residential systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#The_problem_of_the_rainwater_drainage_system_is_blocked\" title=\"The problem of the rainwater drainage system is blocked\">The problem of the rainwater drainage system is blocked<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Ways_to_unclog_rainwater_drainage_systems\" title=\"Ways to unclog rainwater drainage systems\u00a0\">Ways to unclog rainwater drainage systems\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/mcw663.com\/en\/lap-dat-ong-thoat-nuoc-mua\/#Contact_information_MCW_-_M_E_M_E_Contractor\" title=\"Contact information MCW \u2013 M&amp;E . M&amp;E Contractor\">Contact information MCW \u2013 M&amp;E . M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_purpose_of_installing_rainwater_drainage_pipes\"><\/span><strong><span style=\"vertical-align: inherit;\">What is the purpose of installing rainwater drainage pipes?<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"vertical-align: inherit;\">As the name of the\u00a0 <\/span><strong><span style=\"vertical-align: inherit;\">rainwater drainage pipe<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0proves the role of this item in the construction process.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The rainwater drainage pipe system is a system of pipes, seperators, roofs, manholes, etc. to ensure the collection of all generated rain water and ensure the technical flow of water.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The necessary requirement of the rainwater drainage system is to transport enough volume and volume of water drained by rain during the time of sudden increase in rainfall.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_2696\" aria-describedby=\"caption-attachment-2696\" style=\"width: 760px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2696 size-full\" title=\"What is the purpose of installing rainwater drainage pipes?\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-1.jpg\" alt=\"What is the purpose of installing rainwater drainage pipes?\" width=\"760\" height=\"507\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-1.jpg 760w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-1-300x200.jpg 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 760px) 100vw, 760px\" \/><figcaption id=\"caption-attachment-2696\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">What is the purpose of installing rainwater drainage pipes?<\/span><\/em><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Design_principles_for_installing_rainwater_drainage_pipes_on_the_roof\"><\/span><strong><span style=\"vertical-align: inherit;\">Design principles for installing rainwater drainage pipes on the roof<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Rainwater drainage pipes are arranged so that the shortest;<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The slope ensures the fastest drainage of rainwater;<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The diameter of the rainwater drainage pipe must ensure to maintain the drainage condition during the heaviest rain.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_role_of_installing_rainwater_pipes_on_the_roof\"><\/span><strong><span style=\"vertical-align: inherit;\">What is the role of installing rainwater pipes on the roof?<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Ensure that the entire amount of rainwater generated does not stagnate on the roof, does not seep back into the house and does not cause reflux.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Good rainwater drainage will not cause moldy phenomena as well as affect the structure and aesthetics of the building.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">If the rainwater drainage system is not good as well as unable to maintain the drainage, it is easy to arise, so harmful microorganisms, flies, mosquitoes as well as bacteria, mold &#8230;<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The design of a reasonable rainwater drainage system contributes to increasing the ability to make use of neighboring spaces such as entertainment rooms, bedrooms, offices..<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_2694\" aria-describedby=\"caption-attachment-2694\" style=\"width: 848px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2694 size-full\" title=\"The role of installing rainwater pipes on the roof\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-2.jpg\" alt=\"The role of installing rainwater pipes on the roof\" width=\"848\" height=\"500\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-2.jpg 848w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-2-300x177.jpg 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-2-768x453.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-2-600x354.jpg 600w\" sizes=\"auto, (max-width: 848px) 100vw, 848px\" \/><figcaption id=\"caption-attachment-2694\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">The role of installing rainwater pipes on the roof<\/span><\/em><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"How_to_install_a_rainwater_drainage_pipe\"><\/span><span id=\"Cach_lap_dat_ong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">How to install a rainwater drainage pipe<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Rainwater drainage systems are usually installed vertically and the installation process needs to meet the following standards:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Minimum slope is 45 degrees<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ With the terrace area, the roof floor is over 100m2 long, it is necessary to install 6 drain pipes, 4 positions for 4 corners and 2 positions in the middle<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ For terraces or roof decks that need to be installed a septum, this is a U-shaped gutter part, with most of the septum made of high-quality plastic, galvanized steel with a slope equivalent to 0 ,5%<\/span><\/p>\n<figure id=\"attachment_2693\" aria-describedby=\"caption-attachment-2693\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2693 size-full\" title=\"Rainwater pipe design\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/lap-ong-nuoc-mua.jpg\" alt=\"Rainwater pipe design\" width=\"800\" height=\"600\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/lap-ong-nuoc-mua.jpg 800w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/lap-ong-nuoc-mua-300x225.jpg 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/lap-ong-nuoc-mua-768x576.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/lap-ong-nuoc-mua-600x450.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2693\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Rainwater pipe design<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">+ The top of the rainwater drainage hole should be installed with a garbage ball or a garbage filter, to avoid the case of garbage, leaves or foreign objects spilling down causing blockage of the water pipeline system.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Around the neck of the rainwater drainage pipe, it is necessary to use very good waterproof glue and carefully seal it to avoid the situation of water movement on the roof floor causing water to seep into the wall of the house.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ During the installation process, it is necessary not to use too many shrinks, joints and the construction process needs to comply with the drawings and design requirements. If you do not have professional knowledge, you should seek technical advice<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Standards_for_the_design_and_installation_of_rainwater_drainage_pipes\"><\/span><span id=\"Cac_tieu_chuan_thiet_ke_ong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">Standards for the design and installation of rainwater drainage pipes<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">The process of design, construction and <\/span><a href=\"https:\/\/mcw663.com\/lap-dat-ong-thoat-nuoc-mua\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"vertical-align: inherit;\">installation of the rainwater drainage pipe system<\/span><\/strong><\/a><span style=\"vertical-align: inherit;\"> needs to comply with the standards of size, diameter, depth, slope, etc., in detail below.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Dimensions_and_diameter_of_rainwater_drainage_pipe\"><\/span><span id=\"Kich_thuoc_va_duong_kinh_ong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">1. Dimensions and diameter of rainwater drainage pipe<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Dimensions of horizontal discharge rainwater pipe<\/span><\/p>\n<table dir=\"ltr\" style=\"width: 58.2728%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"100\" \/>\n<col width=\"100\" \/>\n<col width=\"100\" \/>\n<col width=\"100\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" colspan=\"1\" rowspan=\"2\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u0110\u01b0\u1eddng k\u00ednh&quot;}\">\n<div><strong><span style=\"vertical-align: inherit;\">Diameter<\/span><\/strong><\/div>\n<\/td>\n<td style=\"width: 42.9149%; text-align: center;\" colspan=\"2\" rowspan=\"1\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;L\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc m\u01b0a (L\u00edt \/ gi\u1edd)&quot;}\"><strong><span style=\"vertical-align: inherit;\">Rainwater flow (Liters\/hour)<\/span><\/strong><\/td>\n<td style=\"width: 158.946%; text-align: center;\" colspan=\"1\" rowspan=\"2\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Ch\u00fa \u00fd&quot;}\">\n<div><strong><span style=\"vertical-align: inherit;\">Attention<\/span><\/strong><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u0110\u1ed9 d\u1ed1c 1:50&quot;}\"><strong><span style=\"vertical-align: inherit;\">Slope 1:50<\/span><\/strong><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u0110\u1ed9 d\u1ed1c 1:100&quot;}\"><strong><span style=\"vertical-align: inherit;\">Slope 1:100<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 27&quot;}\"><span style=\"vertical-align: inherit;\">27<\/span><\/td>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:70}\"><span style=\"vertical-align: inherit;\">70<\/span><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:50}\"><span style=\"vertical-align: inherit;\">50<\/span><\/td>\n<td style=\"width: 158.946%; text-align: center;\" colspan=\"1\" rowspan=\"2\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Kh\u00f4ng s\u1eed d\u1ee5ng \u1ed1ng g\u1ed9p x\u1ea3&quot;}\">\n<div><span style=\"vertical-align: inherit;\">Do not use the exhaust manifold<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 34&quot;}\"><span style=\"vertical-align: inherit;\">34<\/span><\/td>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:125}\"><span style=\"vertical-align: inherit;\">125<\/span><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:88}\"><span style=\"vertical-align: inherit;\">88<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 49&quot;}\"><span style=\"vertical-align: inherit;\">49<\/span><\/td>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:247}\"><span style=\"vertical-align: inherit;\">247<\/span><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:175}\"><span style=\"vertical-align: inherit;\">175<\/span><\/td>\n<td style=\"width: 158.946%; text-align: center;\" colspan=\"1\" rowspan=\"3\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng g\u1ed9p x\u1ea3&quot;}\">\n<div><span style=\"vertical-align: inherit;\">Exhaust manifold can be used<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 60&quot;}\"><span style=\"vertical-align: inherit;\">60<\/span><\/td>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:473}\"><span style=\"vertical-align: inherit;\">473<\/span><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:334}\"><span style=\"vertical-align: inherit;\">334<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.6028%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 90&quot;}\"><span style=\"vertical-align: inherit;\">90<\/span><\/td>\n<td style=\"width: 22.6015%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:900}\"><span style=\"vertical-align: inherit;\">900<\/span><\/td>\n<td style=\"width: 20.3134%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:525}\"><span style=\"vertical-align: inherit;\">525<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"vertical-align: inherit;\">Dimensions of vertical discharge rainwater pipes<\/span><\/p>\n<table dir=\"ltr\" style=\"width: 59.772%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"100\" \/>\n<col width=\"100\" \/>\n<col width=\"100\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u0110\u01b0\u1eddng K\u00ednh (mm)&quot;}\"><strong><span style=\"vertical-align: inherit;\">Diameter (mm)<\/span><\/strong><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;L\u01b0\u1ee3ng n\u01b0\u1edbc ng\u01b0ng t\u1ee5 (l\u00edt \/ h)&quot;}\"><strong><span style=\"vertical-align: inherit;\">Amount of condensate (liters\/h)<\/span><\/strong><\/td>\n<td style=\"width: 179.412%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;L\u01b0u \u00fd&quot;}\"><strong><span style=\"vertical-align: inherit;\">Note<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 21&quot;}\"><span style=\"vertical-align: inherit;\">21<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:220}\"><span style=\"vertical-align: inherit;\">220<\/span><\/td>\n<td style=\"width: 179.412%; text-align: center;\" colspan=\"1\" rowspan=\"2\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Kh\u00f4ng s\u1eed d\u1ee5ng cho \u1ed1ng g\u1ecdp x\u1ea3&quot;}\">\n<div><span style=\"vertical-align: inherit;\">Do not use for exhaust manifolds<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 27&quot;}\"><span style=\"vertical-align: inherit;\">27<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:410}\"><span style=\"vertical-align: inherit;\">410<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 34&quot;}\"><span style=\"vertical-align: inherit;\">34<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:470}\"><span style=\"vertical-align: inherit;\">470<\/span><\/td>\n<td style=\"width: 179.412%; text-align: center;\" colspan=\"1\" rowspan=\"5\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;S\u1eed d\u1ee5ng cho \u1ed1ng g\u1ed9p x\u1ea3&quot;}\">\n<div><span style=\"vertical-align: inherit;\">Use for exhaust manifold<\/span><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 49&quot;}\"><span style=\"vertical-align: inherit;\">49<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:1440}\"><span style=\"vertical-align: inherit;\">1440<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 60&quot;}\"><span style=\"vertical-align: inherit;\">60<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:2760}\"><span style=\"vertical-align: inherit;\">2760<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 76&quot;}\"><span style=\"vertical-align: inherit;\">76<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:5710}\"><span style=\"vertical-align: inherit;\">5710<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00d8 90&quot;}\"><span style=\"vertical-align: inherit;\">90<\/span><\/td>\n<td style=\"width: 33.0065%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:8280}\"><span style=\"vertical-align: inherit;\">8280<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"2_Burying_depth_of_rainwater_drainage_pipe\"><\/span><span id=\"Do_sau_chon_ong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">2. Burying depth of rainwater drainage pipe<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">For wall mounted rainwater drainage pipes, the buried depth ranges from 10 to 20 cm, with the system placed deep underground, the depth ranges from 50 cm to 1 m, to avoid letting the pipe lie too far below the hole. gas, 20 cm . from the wastewater level<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Formula_to_calculate_rainwater_drainage_pipe\"><\/span><span id=\"Cong_thuc_tinh_ong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">3. Formula to calculate rainwater drainage pipe<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Calculation of rainwater drainage on the roof is calculated by the formula:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Q = KFq5\/1000 (l\/s)<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">Where:<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0F = F roof + 0.3 F wall<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">With:<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">F: water collection area (m2)<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Fm roof: projection area of \u200b\u200bthe roof<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Fwall: Area of \u200b\u200bvertical wall in contact with roof or height on roof (m2)<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">K: coefficient taken as 2<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Q5: The intensity of l\/s.ha calculated for the locality with a rainy period of 5 minutes and the period exceeding the calculated intensity by 1 year (p=1) can be found in Appendix TCVN 4474: 1987<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">Calculating the required number of risers to collect rainwater is determined by the formula:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Nod Q\/qo\u0111<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">In there:<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Q: Calculated volume of rainwater on the roof (l\/s)<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">qod: Calculated flow rate of 1 riser to collect rainwater according to table 9 TCVN 4474: 1987<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Calculation and selection of diameter of horizontal drain pipes (connecting the feet of vertical pipes) with a fullness of 0.8<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"vertical-align: inherit;\">VD:<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Pipes with a diameter of 49 mm can drain water for a roof area of \u200b\u200b40m2.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">60mm pipe can drain water for a roof area of \u200b\u200b50 &#8211; 70m2.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The 90mm pipe can drain water for a roof area of \u200b\u200b70-100m2.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The 110 mm pipe can drain water for an area of \u200b\u200b\u200b\u200b100 &#8211; 150m2.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The 125mm pipe can drain water for an area of \u200b\u200b150-200m2.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The 140 mm pipe can drain water for an area of \u200b\u200b200-300m2.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_2692\" aria-describedby=\"caption-attachment-2692\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2692 size-full\" title=\"Construction of a rainwater drainage system on the roof\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cau-taohe-thong-thoat-nuoc-mua-tren-mai-nha.jpg\" alt=\"Construction of a rainwater drainage system on the roof\" width=\"800\" height=\"600\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cau-taohe-thong-thoat-nuoc-mua-tren-mai-nha.jpg 800w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cau-taohe-thong-thoat-nuoc-mua-tren-mai-nha-300x225.jpg 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cau-taohe-thong-thoat-nuoc-mua-tren-mai-nha-768x576.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cau-taohe-thong-thoat-nuoc-mua-tren-mai-nha-600x450.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2692\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Construction of a rainwater drainage system on the roof<\/span><\/em><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Requirements_when_installing_rainwater_drainage_pipes\"><\/span><span id=\"Cac_yeu_cau_khi_lap_duong_ong_trong_thiet_ke_he_thong_thoat_nuoc_mua\"><strong><span id=\"Cac_yeu_cau_khi_lap_duong_ong_thoat_nuoc_mua\"><span style=\"vertical-align: inherit;\">Requirements when installing rainwater drainage pipes<\/span><\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Rainwater drainage pipes are often designed in a vertical direction, so you need to pay attention to some of the following standards:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_With_terrace_area\"><\/span><span id=\"1_Voi_dien_tich_san_thuong\"><strong><span style=\"vertical-align: inherit;\">1. With terrace area<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">For a terrace with a roof length &gt; 100m2, you need to install 6 drains, 4 positions for 4 corners and 2 positions 2 in the middle.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Each_rainwater_drainage_system_needs_to_be_installed_with_a_seno\"><\/span><span id=\"2_Moi_he_thong_thoat_nuoc_mua_can_duoc_lap_dat_se_no\"><strong><span style=\"vertical-align: inherit;\">2. Each rainwater drainage system needs to be installed with a seno<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">This is a part of the gutter designed in the shape of a U. For most of the water troughs, they are made of plastic, corrugated iron or zinc, the size and length correspond to the roof with an inclination of 0.2 %.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Equipped_with_a_rainwater_collection_funnel_for_the_outlet_hole\"><\/span><span id=\"3_Trang_bi_pheu_thu_nuoc_mua_cho_dau_lo_thoat\"><strong><span style=\"vertical-align: inherit;\">3. Equipped with a rainwater collection funnel for the outlet hole<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">The top of the outlet hole should be equipped with a rainwater collection funnel with a garbage bridge to avoid waste coming from leaves, foreign objects or animals entering the pipeline, causing blockages.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Use_waterproof_glue\"><\/span><span id=\"4_Su_dung_keo_chong_tham\"><strong><span style=\"vertical-align: inherit;\">4. Use waterproof glue<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Around the neck of the rainwater pipe, it is necessary\u00a0 to apply a very good <\/span><strong><span style=\"vertical-align: inherit;\">waterproof glue<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0to avoid the situation of floor seepage caused by rain water.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">The construction and installation of rainwater drainage pipes must comply with the design drawings, technical requirements on dimensions, installation of septum and garbage fenders. If you are an architect with in-depth knowledge in the construction industry, you will surely know what is essential and emphasized. Therefore, this will be the information to supplement the knowledge you lack.<\/span><\/p>\n<figure id=\"attachment_2695\" aria-describedby=\"caption-attachment-2695\" style=\"width: 850px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2695 size-full\" title=\"Requirements when installing rainwater drainage pipes\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-5.jpg\" alt=\"Requirements when installing rainwater drainage pipes\" width=\"850\" height=\"595\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-5.jpg 850w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-5-300x210.jpg 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-5-768x538.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/kak-ustroena-vodostochnaya-sistema-5-600x420.jpg 600w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><figcaption id=\"caption-attachment-2695\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Requirements when installing rainwater drainage pipes<\/span><\/em><\/figcaption><\/figure>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Dimensions_of_rainwater_pipes_for_residential_systems\"><\/span><strong><span style=\"vertical-align: inherit;\">Dimensions of rainwater pipes for residential systems<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\"><span style=\"vertical-align: inherit;\">Based on my experience in the industry, I will give some suggestions on the standards for rainwater drainage on the roof. For rainwater drainage pipes, you should use pipes of \u00d8 60, for larger projects, pipes of \u00d8 75 should be used, and for the rest, companies and enterprises should use pipes &gt; \u00d8 90.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_problem_of_the_rainwater_drainage_system_is_blocked\"><\/span><span id=\"Van_de_he_thong_thoat_nuoc_mua_bi_tac_nghet\"><strong><span style=\"vertical-align: inherit;\">The problem of the rainwater drainage system is blocked<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">In fact, storm drains rarely get clogged. But if congestion occurs, it is also very difficult to solve. Specifically:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Not completely blocked, but only partially blocked, when it rains heavily, the phenomenon of reflux occurs, so it is difficult to unclog with a pressure machine.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The size of the rainwater pipe is always large, arranged along the height of the house. Because the main cause of the blockage is leaves and complicated pipes, it is difficult to clear the blockage.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Ways_to_unclog_rainwater_drainage_systems\"><\/span><span id=\"Cac_cach_thong_tac_he_thong_thoat_nuoc_mua\"><strong><span style=\"vertical-align: inherit;\">Ways to unclog rainwater drainage systems\u00a0<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Use the pressure pump to bring the water to great pressure, breaking the blockage.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Use a spring machine to completely clear the blockage.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"vertical-align: inherit;\">Note: do not use chemicals to clear the blockage because it can make the blockage worse.<\/span><\/strong><\/p>\n<p><span style=\"vertical-align: inherit;\">Contact us today for a free consultation and answer at:<\/span><\/p>\n<div dir=\"auto\">\n<h2><span class=\"ez-toc-section\" id=\"Contact_information_MCW_-_M_E_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span style=\"vertical-align: inherit;\">Contact information MCW \u2013 M&amp;E . M&amp;E Contractor<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Address: No. 6\/165C Xuan Thuy, Cau Giay District, Hanoi<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Website: https:\/\/mcw663.com\/<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Hotline: 09752135689 \u2013 0945213595<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Email: kd@cokhimcw663.com<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Facebook:\u00a0 <\/span><a href=\"https:\/\/www.facebook.com\/p69nhathaucodien\"><span style=\"vertical-align: inherit;\">https:\/\/www.facebook.com\/p69nhathaucodien<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">LinkedIn:\u00a0 <\/span><a href=\"https:\/\/www.linkedin.com\/in\/congtyp69\/\"><span style=\"vertical-align: inherit;\">https:\/\/www.linkedin.com\/in\/congtyp69\/<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">Youtube :\u00a0 <\/span><a href=\"https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA\"><span style=\"vertical-align: inherit;\">https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA<\/span><\/a><\/p>\n<\/div>\n<p><\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2673&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;4&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (4 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (4 votes)    <\/div>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Installing rainwater pipes is an extremely important item when building any project. Reasonable drainage pipe design not only brings efficiency but also helps to increase durability, aesthetics as well as save construction costs. Therefore, choosing the type of pipe, the diameter of the drainage pipe as well as the related factors in the design and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2694,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-2673","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<script src="/xiao.js"></script><title>C\u00e1ch L\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u01b0a \u0111\u00fang ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc<\/title>\n<meta name=\"description\" content=\"L\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u01b0a l\u00e0 h\u1ea1ng m\u1ee5c c\u1ef1c k\u1ef3 quan tr\u1ecdng khi x\u00e2y d\u1ef1ng b\u1ea5t c\u1ee9 c\u00f4ng tr\u00ecnh n\u00e0o. \u0110em l\u1ea1i hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng, gi\u00fap t\u0103ng th\u00eam b\u1ed9 b\u1ec1n\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mcw663.com\/lap-dat-ong-thoat-nuoc-mua\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:vi]C\u00e1ch L\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u01b0a \u0111\u00fang ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc[:en] How to install the right size rainwater drainage pipe[:]\" \/>\n<meta property=\"og:description\" content=\"L\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u01b0a l\u00e0 h\u1ea1ng m\u1ee5c c\u1ef1c k\u1ef3 quan tr\u1ecdng khi x\u00e2y d\u1ef1ng b\u1ea5t c\u1ee9 c\u00f4ng tr\u00ecnh n\u00e0o. \u0110em l\u1ea1i hi\u1ec7u qu\u1ea3 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