{"id":20021,"date":"2025-11-16T17:15:56","date_gmt":"2025-11-16T17:15:56","guid":{"rendered":"https:\/\/www.puroclean.com\/hilton-head-sc\/?post_type=blog&#038;p=20021"},"modified":"2026-06-01T18:35:55","modified_gmt":"2026-06-01T18:35:55","slug":"laminate-floor-bubbling","status":"publish","type":"blog","link":"https:\/\/www.puroclean.com\/hilton-head-sc\/blog\/laminate-floor-bubbling\/","title":{"rendered":"Laminate Floor Bubbling: 5 Critical Causes and Solutions for Lowcountry Homeowners"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.puroclean.com\/wp-content\/uploads\/2024\/12\/IPIDhtlW-1024x682.jpeg\" alt=\"Laminate Floor Bubbling\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Laminate flooring is a favorite among Lowcountry homeowners thanks to its affordability, durability, and realistic wood-look finishes. But when bubbling, swelling, or raised edges appear, it&#8217;s more than a cosmetic issue &#8211; it&#8217;s often a sign of hidden moisture or structural concerns that need immediate attention.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In Hilton Head, Bluffton, and Beaufort, where humidity, crawlspace moisture, and storm-related leaks are common, laminate floor bubbling is something we see often. Understanding what causes it &#8211; and how to prevent it &#8211; can save you from costly repairs. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Understanding Laminate Floor Bubbling<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Laminate floor bubbling occurs when sections of the flooring rise, swell, or warp, creating uneven or spongy spots. This usually indicates a deeper issue beneath the surface. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The most common causes in the Lowcountry include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Moisture instrusion<\/li>\n\n\n\n<li>High humidity levels<\/li>\n\n\n\n<li>Improper installation<\/li>\n\n\n\n<li>Subfloor moisture<\/li>\n\n\n\n<li>Temperature swings<\/li>\n\n\n\n<li>Heavy furniture pressure<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Each of these issues affects laminate differently, but moisture is the leading culprit in our coastal climate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Top Causes of Laminate Floor Bubbling in the Lowcountry<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>Moisture and Water Damage<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Moisture is the #1 cause of bubbling &#8211; especially in Hilton Head, Bluffton, and Beaufort, where humidity and water intrusion are constant threats.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Laminate flooring contains a high-density fiberboard (HDF) core, which swells when exposed to water. Moisture can come from:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Slow plumbing leaks<\/li>\n\n\n\n<li>Refrigerator or dishwasher failures<\/li>\n\n\n\n<li>Stormwater intrusion <\/li>\n\n\n\n<li>Crawlspace humidity<\/li>\n\n\n\n<li>Spills that seep into seams<\/li>\n\n\n\n<li>High indoor humidity (common in summer)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Once the core swells, the bubbling is permanent.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>Poor Installation Practices<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Laminate must be installed with proper expansion gaps. Without them, the floor has no room to expand during humid months, causing buckling and bubbling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Other installation mistakes include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wrong underlayment<\/li>\n\n\n\n<li>No moisture barrier over concrete <\/li>\n\n\n\n<li>Flooring not acclimated before installation<\/li>\n\n\n\n<li>Tight edges against walls or cabinets<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In the Lowcountry, skipping a vapor barrier is one of the most common installation errors we see.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/paper-attachments.dropboxusercontent.com\/s_792FE106D0C776AB3D21A47470560BFEE035D05E8EEFB08D483B73C583C7482E_1730205856181_LF1.jpeg\" alt=\"Close-up of a light-colored wooden floor with visible seams and a glossy finish.\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><em>The gap between the two laminate tiles indicates it was improperly installed.&nbsp;<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>Subfloor Issues<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If the subfloor is:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Uneven<\/li>\n\n\n\n<li>Damp<\/li>\n\n\n\n<li>Cracked<\/li>\n\n\n\n<li>Not properly sealed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">&#8230;. It can push moisture into the laminate above it. Homes with crawlspaces, especially in Beaufort and Bluffton, are at higher risk due to naturally elevated humidity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>Temperature Fluctuations<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Laminate expands in heat and contracts in cold. Without proper spacing, seasonal changes cause:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Buckling<\/li>\n\n\n\n<li>Lifting<\/li>\n\n\n\n<li>Bubbles along seams<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This is especially common in sunrooms, FROGs, and rooms with large windows.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>Heavy Furniture and Impact Damage<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Heavy furniture can compress laminate layers. If moisture enters afterward, bubbling worsens quickly. Dragging furniture across laminate can also crack or weaken the surface, creating vulnerable points.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Prevent Laminate Floor Bubbling in the Lowcountry<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Control Moisture Levels<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.epa.gov\/indoor-air-quality-iaq\/care-your-air-guide-indoor-air-quality\" rel=\"nofollow noopener\" target=\"_blank\">EPA<\/a> recommends indoor humidity <strong>between 30-50%<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In the Lowcountry, this often requires:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dehumidifiers<\/li>\n\n\n\n<li>Proper HVAC settings<\/li>\n\n\n\n<li>Crawlspace encapsulation<\/li>\n\n\n\n<li>Immediate cleanup of spills<\/li>\n\n\n\n<li>Fixing leaks quickly <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Moisture control is the single most effective prevention method.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/paper-attachments.dropboxusercontent.com\/s_792FE106D0C776AB3D21A47470560BFEE035D05E8EEFB08D483B73C583C7482E_1730206239419_LFF1.jpeg\" alt=\"A woman in a purple shirt is operating a device while holding a phone, in a bright, modern living room with plants.\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><em>A dehumidifier helps remove moisture from your room, which can help your laminate floor.&nbsp;<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Ensure <strong>Proper Installation<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">To avoid bubbling:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use correct underlayment<\/li>\n\n\n\n<li>Install vapor barriers over concrete<\/li>\n\n\n\n<li>Leave expansion gaps<\/li>\n\n\n\n<li>Allow flooring to acclimate <strong>48-72 hours<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Professional installation is strongly recommended in humid climates like ours.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>Choose the Right Laminate<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Some laminate products are <strong>water-resistant<\/strong> or <strong>waterproof<\/strong>, making them better suited for kitchens, bathrooms, laundry rooms, and entryways. When selecting laminate flooring for your Lowcountry home, it\u2019s important to understand what <strong>\u201cwater\u2011resistant\u201d<\/strong> and <strong>\u201cwaterproof\u201d<\/strong> actually mean \u2014 and what they <em>don\u2019t<\/em> mean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Many homeowners assume these products can withstand major water events, but that\u2019s not the case.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Water\u2011Resistant &amp; Waterproof Laminate: What It&nbsp;<\/strong><em><strong>Really<\/strong><\/em><strong>&nbsp;Means<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Water\u2011resistant and waterproof laminate flooring is designed to handle:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Everyday spills<\/li>\n\n\n\n<li>Pet accidents<\/li>\n\n\n\n<li>Damp mopping<\/li>\n\n\n\n<li>Minor surface moisture<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These products are ideal for kitchens, bathrooms, laundry rooms, and entryways because they prevent <strong>surface\u2011level moisture<\/strong> from seeping into the seams.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>But Here\u2019s the Critical Part:<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Water\u2011resistant and waterproof laminate do NOT protect against:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pipe bursts<\/li>\n\n\n\n<li>Dishwasher or refrigerator leaks<\/li>\n\n\n\n<li>Washing machine failures<\/li>\n\n\n\n<li>Long\u2011term moisture exposure<\/li>\n\n\n\n<li>Flooding or stormwater intrusion<\/li>\n\n\n\n<li>Crawlspace humidity wicking up through the subfloor<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Even the best waterproof laminate cannot stop the <strong>HDF core<\/strong> from swelling if water gets underneath the planks or sits for too long.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In the Lowcountry \u2014 where humidity, crawlspace moisture, and appliance leaks are common \u2014 this distinction is essential.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Why This Matters for Hilton Head, Bluffton &amp; Beaufort<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Once water reaches the underside of laminate flooring, <strong>bubbling, cupping, and swelling are unavoidable<\/strong>, regardless of the product\u2019s rating.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is why homeowners often see bubbling after:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A slow leak under the sink<\/li>\n\n\n\n<li>A nail puncturing a pipe behind a wall<\/li>\n\n\n\n<li>A refrigerator line leak<\/li>\n\n\n\n<li>A washing machine overflow<\/li>\n\n\n\n<li>Stormwater intrusion during heavy rain<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Water\u2011resistant laminate protects against spills. <strong>It does NOT protect against water damage.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If water gets beneath the flooring, professional drying is required to prevent mold growth and structural damage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>Protect <\/strong>High-Traffic Areas<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Use: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Furniture pads<\/li>\n\n\n\n<li>Rugs<\/li>\n\n\n\n<li>Door mats<\/li>\n\n\n\n<li>Felt sliders<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Avoid dropping heavy items across the floor.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/paper-attachments.dropboxusercontent.com\/s_792FE106D0C776AB3D21A47470560BFEE035D05E8EEFB08D483B73C583C7482E_1730206363465_LFF2.jpeg\" alt=\"A person is applying a felt pad to the corner of a wooden furniture piece, focusing on protection and stability.\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><em>Placing a pad on your furniture helps protect your flooring.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Perform <strong>Regular Maintenance<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Keep floors clean and dry. Avoid:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Steam mops<\/li>\n\n\n\n<li>Excessive water<\/li>\n\n\n\n<li>Harsh chemicals <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Inspect regularly for early signs ob bubbling or moisture.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What to Do If Your Laminate Floor is Already Bubbling<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>Identify the Source of Moisture<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Before repairing the floor, you must stop the moisture. Common sources include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appliance leaks<\/li>\n\n\n\n<li>Plumbing failures<\/li>\n\n\n\n<li>Stormwater intrusion <\/li>\n\n\n\n<li>Crawlspace humidity<\/li>\n\n\n\n<li>HVAC condensation<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>Repair or Replace <\/strong>Damaged Planks<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Minor bubbling may flatten temporarily, but most cases require plank replacement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If moisture remains, the bubbling will return.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>Call a Professional<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If the bubbling is widespread or moisture is suspected, professional assessment is essential. Water trapped under flooring can lead to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mold Growth<\/li>\n\n\n\n<li>Subfloor damage<\/li>\n\n\n\n<li>Structural issues<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This is especially true in humid coastal environments.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Experiencing Water Damage? Call PuroClean of Hilton Head Today!<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If your laminate floors are bubbling, swelling, or lifting, water damage is likely the cause &#8211; and it will not fix itself.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.puroclean.com\/hilton-head-sc\/contact\/\">PuroClean of Hilton Head<\/a> provides:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>24\/7 emergency water damage restoration<\/li>\n\n\n\n<li>Moisture mapping &amp; thermal imaging<\/li>\n\n\n\n<li>Crawlspace moisture assessments<\/li>\n\n\n\n<li>Structural drying &amp; dehumidification<\/li>\n\n\n\n<li>Mold remediation if needed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Our certified technicians use advanced equipment to stop damage fast and protect your home.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Call <a href=\"tel:+18439494988\" class=\"phone-link\">843-949-4988<\/a> for immediate help.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Your local Lowcountry restoration team is here when it matters most.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Laminate flooring is a favorite among Lowcountry homeowners thanks to its affordability, durability, and realistic wood-look finishes. But when bubbling, swelling, or raised edges appear, it&#8217;s more than a cosmetic<\/p>\n","protected":false},"author":975,"featured_media":20085,"template":"","blog-category":[11],"class_list":["post-20021","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog-category-water-restoration"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/blog\/20021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/types\/blog"}],"author":[{"embeddable":true,"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/users\/975"}],"version-history":[{"count":0,"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/blog\/20021\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/media\/20085"}],"wp:attachment":[{"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/media?parent=20021"}],"wp:term":[{"taxonomy":"blog-category","embeddable":true,"href":"https:\/\/www.puroclean.com\/hilton-head-sc\/wp-json\/wp\/v2\/blog-category?post=20021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}