{"id":3161,"date":"2025-05-19T16:09:35","date_gmt":"2025-05-19T08:09:35","guid":{"rendered":"https:\/\/qinglongwaterproofing.com.my\/?p=3161"},"modified":"2026-04-23T13:18:22","modified_gmt":"2026-04-23T05:18:22","slug":"avoid-pitfalls-in-waterproofing-during-renovation-how-many-of-these-9-fatal-mistakes-have-you-made","status":"publish","type":"post","link":"https:\/\/qinglongwaterproofing.com.my\/ms\/avoid-pitfalls-in-waterproofing-during-renovation-how-many-of-these-9-fatal-mistakes-have-you-made\/","title":{"rendered":"Avoid Pitfalls in Waterproofing During Renovation! How Many of These 9 Fatal Mistakes Have You Made?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3161\" class=\"elementor elementor-3161\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-056e502 e-flex e-con-boxed e-con e-parent\" data-id=\"056e502\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8314122 elementor-widget elementor-widget-text-editor\" data-id=\"8314122\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u201cLess than a year after renovation, the bathroom started leaking, and the floorboard is swollen.\u201d \u2014 Many waterproofing workers have encountered such troubles. Many leakage problems are not due to poor waterproof materials but because of common mistakes (\u201clandmines\u201d) during construction. Here, we will reveal these \u201chidden pitfalls\u201d one by one and recommend using Qinglong Waterproof series products. Combined with correct construction techniques, the results can truly be \u201ccompletely watertight.\u201d\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0ec25e1 e-flex e-con-boxed e-con e-parent\" data-id=\"0ec25e1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eff6b79 elementor-widget elementor-widget-image\" data-id=\"eff6b79\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/qinglongwaterproofing.com.my\/wp-content\/uploads\/2025\/05\/2-25051ZS451S0-1024x576.jpg\" class=\"attachment-large size-large wp-image-3170\" alt=\"\" srcset=\"https:\/\/qinglongwaterproofing.com.my\/wp-content\/uploads\/2025\/05\/2-25051ZS451S0-1024x576.jpg 1024w, https:\/\/qinglongwaterproofing.com.my\/wp-content\/uploads\/2025\/05\/2-25051ZS451S0-300x169.jpg 300w, https:\/\/qinglongwaterproofing.com.my\/wp-content\/uploads\/2025\/05\/2-25051ZS451S0-768x432.jpg 768w, https:\/\/qinglongwaterproofing.com.my\/wp-content\/uploads\/2025\/05\/2-25051ZS451S0.jpg 1280w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53dd59c elementor-widget elementor-widget-heading\" data-id=\"53dd59c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">01. Didn\u2019t Moisten the Base Before Coating? One Wrong Step Can Ruin Everything <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81d384a elementor-widget elementor-widget-text-editor\" data-id=\"81d384a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">From Qinglong\u2019s technical service cases, many households did not sufficiently moisten the base before applying coatings such as all-purpose glue. This causes the waterproof coating to be strongly absorbed by the base\u2019s high-water absorption, creating a weak layer with no strength, easy to powder, and full of pinholes. It is recommended to evenly moisten the base with clean water before construction, but without visible water. Especially recommended to use with all-purpose glue for strong penetration and good adhesion.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-51f7761 e-flex e-con-boxed e-con e-parent\" data-id=\"51f7761\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d90b235 elementor-widget elementor-widget-heading\" data-id=\"d90b235\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">02. Starting Construction When the Base Has Visible Water? Beware of Whitening and Cracking <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d830504 elementor-widget elementor-widget-text-editor\" data-id=\"d830504\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A moist base will dilute the waterproof coating, disrupting the original mix ratio and structure, causing whitening, layering, and other problems. Qinglong Waterproof reminds you to wait until the base has no visible water and is slightly dry before construction.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7ec469e e-flex e-con-boxed e-con e-parent\" data-id=\"7ec469e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5bbbc3c elementor-widget elementor-widget-heading\" data-id=\"5bbbc3c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">03. Applying Too Thick a Coat \u2014 Looks \u201cSafe\u201d But Is Actually a \u201cBomb\u201d <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-954b0b6 elementor-widget elementor-widget-text-editor\" data-id=\"954b0b6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A single thick coat easily causes bubbles and cracks, especially at corners and junctions which are high-risk areas. It is recommended to use the \u201cthin multiple coats\u201d method for a more even and better effect.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7b39533 e-flex e-con-boxed e-con e-parent\" data-id=\"7b39533\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55d5d6b elementor-widget elementor-widget-heading\" data-id=\"55d5d6b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">04. Applying a New Coat Before the Previous One Dries? The Effect Will Reduce Instead of Increase <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0309ba5 elementor-widget elementor-widget-text-editor\" data-id=\"0309ba5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Insufficient interval between coats destroys the structure of the first membrane. Qinglong recommends 4\u20138 hours between layers and using a crosswise brushing method for a more stable waterproof layer.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-425ff71 e-flex e-con-boxed e-con e-parent\" data-id=\"425ff71\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3181d97 elementor-widget elementor-widget-heading\" data-id=\"3181d97\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">05. No Protective Layer? All Effort Is Wasted <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38ea8e9 elementor-widget elementor-widget-text-editor\" data-id=\"38ea8e9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Later renovation activities like bricklaying or wall building can easily damage exposed waterproof layers. It is recommended to add a special protective layer which not only prevents damage but also extends the coating\u2019s lifespan.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e68a56c e-flex e-con-boxed e-con e-parent\" data-id=\"e68a56c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3944cac elementor-widget elementor-widget-heading\" data-id=\"3944cac\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">06. Doing a Water Test Before the Waterproofing Is Fully Dry? You\u2019re Wasting Your Work!<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71903b5 elementor-widget elementor-widget-text-editor\" data-id=\"71903b5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Qinglong\u2019s R&amp;D department reminds that the water test should be done only after the coating has completely cured for 48 hours. Testing too early will cause the waterproof layer to peel or bubble.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-af9a8e4 e-flex e-con-boxed e-con e-parent\" data-id=\"af9a8e4\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c546c12 elementor-widget elementor-widget-heading\" data-id=\"c546c12\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">07. Diluting the Coating with Water Without Permission? It\u2019s \u201cRuining the Material\u201d <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-08b73ac elementor-widget elementor-widget-text-editor\" data-id=\"08b73ac\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Some construction teams add water or cement to the coating for convenience, seriously affecting waterproofing performance. Every Qinglong product is precisely formulated; please use it as per instructions without altering the mix.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d734d39 e-flex e-con-boxed e-con e-parent\" data-id=\"d734d39\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dde4ce3 elementor-widget elementor-widget-heading\" data-id=\"dde4ce3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">08. Missing Areas in Coating = Hidden Leakage Points<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa18e74 elementor-widget elementor-widget-text-editor\" data-id=\"aa18e74\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Waterproofing must be done meticulously. Missing spots are like digging traps. Qinglong coatings have uniform color after application, making any missed areas obvious, saving you worry and trouble.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-61a1191 e-flex e-con-boxed e-con e-parent\" data-id=\"61a1191\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-741b50a elementor-widget elementor-widget-heading\" data-id=\"741b50a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">09. Not Rounding Off Inside and Outside Corners? Leaks Start at the \u201cCorners\u201d <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b1aa45 elementor-widget elementor-widget-text-editor\" data-id=\"3b1aa45\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Corners and pipe openings are the most prone to cracking during construction. Qinglong recommends using Leak Stopper + Reinforcement Mesh + All-Purpose Glue technique to ensure multiple layers of protection at critical points with zero blind spots.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f0c318c e-flex e-con-boxed e-con e-parent\" data-id=\"f0c318c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-12e53e9 elementor-widget elementor-widget-heading\" data-id=\"12e53e9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Kesimpulan<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdb25eb elementor-widget elementor-widget-text-editor\" data-id=\"bdb25eb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">In waterproofing renovation, 30% depends on materials, 70% depends on construction. Choosing the right product is only the first step; avoiding these common mistakes is key. Qinglong Waterproof not only provides high-quality materials but also offers a professional nationwide technical service team to support you. Before your next project, save this article to avoid pitfalls and rework!\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u201cLess than a year after renovation, the bathroom started leaking, and the floorboard is swollen.\u201d \u2014 Many waterproofing workers have encountered such troubles. Many leakage problems are not due to poor waterproof materials but because of common mistakes (\u201clandmines\u201d) during construction. Here, we will reveal these \u201chidden pitfalls\u201d one by one and recommend using Qinglong [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3166,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"iawp_total_views":7,"_joinchat":[],"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3161","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-learning"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>9 Common Waterproofing Mistakes That Cause Bathroom Leaks<\/title>\n<meta name=\"description\" content=\"Bathroom leaking less than a year after renovation? 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