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How to Fix Lvp Floor Gaps: Easy Steps for a Flawless Finish

last updated on December 29, 2025 By Fine Spruce Tools

Are you noticing gaps forming between your LVP (Luxury Vinyl Plank) floors? These gaps can be more than just an eyesore—they might let dirt in, cause damage, and make your beautiful floor look worn out.

But don’t worry, fixing those gaps is easier than you think. You’ll discover simple, effective steps to close those gaps and restore your floor’s smooth, flawless look. Keep reading, and you’ll learn how to protect your investment and enjoy your floors like new again.

How to Fix Lvp Floor Gaps: Easy Steps for a Flawless Finish

Credit: www.reddit.com

Common Causes Of Lvp Floor Gaps

Gaps in Luxury Vinyl Plank (LVP) flooring can be annoying and ruin the look of your room. These gaps happen for several reasons. Understanding the common causes helps you fix the problem faster. It also stops gaps from coming back. Here are the main reasons LVP floors develop gaps.

Temperature And Humidity Effects

LVP floors react to changes in temperature and humidity. When the air is dry, the planks can shrink. This shrinking leaves gaps between the boards. High humidity can cause the planks to expand. This may force the boards to lift or buckle. Sudden weather changes often cause these issues. Proper room conditions help keep your floor tight and gap-free.

Improper Installation

Incorrect installation is a common cause of gaps. If the planks are not clicked or glued properly, they can separate. Not leaving the correct expansion space around the room edges also causes gaps. Too tight or loose fitting leads to movement over time. Following the manufacturer’s installation instructions is very important for a smooth floor.

Subfloor Issues

The subfloor must be flat and clean before laying LVP. Uneven or dirty subfloors cause the planks to sit unevenly. This leads to gaps as the floor settles or moves. Moisture under the floor can also cause the planks to warp or separate. Checking and preparing the subfloor well prevents many flooring problems.

Tools And Materials Needed

Fixing gaps in luxury vinyl plank (LVP) floors needs the right tools and materials. Having these ready helps you work faster and get better results. You can prevent dirt and moisture from damaging your floor by filling gaps properly. The materials you use should match your floor’s color and type. Below are the main tools and supplies you need for this job.

Gap Fillers And Sealants

Gap fillers are designed to fill spaces between vinyl planks. They come in different colors to match your floor. Sealants help keep moisture out and protect the floor. Use a flexible sealant to allow for floor movement. Choose fillers that dry fast and stay durable over time.

Cleaning Supplies

Clean gaps before filling them. Use a vacuum or brush to remove dirt and dust. Rubbing alcohol or a mild cleaner can help remove sticky residue. Dry the area completely to ensure the filler sticks well. Clean surfaces give the best results for repairs.

Repair Kits

Repair kits include tools and materials for small fixes. Most kits have putty, applicators, and color matching guides. They simplify the repair process for beginners. Choose a kit that matches your LVP floor brand or style. Follow the instructions carefully for a smooth finish.

Preparing The Floor For Repairs

Preparing the floor for repairs is a key step to fix LVP floor gaps. Proper preparation helps the repair materials stick well. It also ensures a smooth and lasting fix.

Start by focusing on the gaps. They need to be clean and free from dirt. Any debris can stop the repair from working correctly. The surface also must be dry. Moisture can weaken the repair and cause problems later.

Cleaning The Gaps

Use a soft brush or vacuum to clean the gaps. Remove dust and loose dirt carefully. Avoid pushing debris deeper into the gaps. Clean gaps allow repair filler to bond tightly.

Removing Debris

Pick out any stuck debris with a toothpick or small tool. Check for small stones, bits of wood, or old glue. Removing all debris stops bumps and gaps after repair. This step makes the floor look smooth.

Ensuring Dry Surface

Wipe the floor with a dry cloth to remove moisture. Let the floor air dry for several hours if needed. A dry surface helps repair materials stick better. Avoid repairing if the floor feels damp.

Fixing Small Gaps In Lvp Flooring

Small gaps in LVP flooring can be annoying and affect the look of your floor. These tiny spaces often happen due to changes in temperature or humidity. Fixing them is simple and can make your floor look neat again.

Several easy methods work well to close these small gaps. Choose one that fits your needs and tools. Here are some effective ways to fix small gaps in LVP floors.

Using Wood Filler Or Caulk

Wood filler or caulk is a quick fix for narrow gaps. Pick a color that matches your floor. Apply the filler with a putty knife or caulk gun. Press it into the gap and smooth the surface. Let it dry completely before walking on it. This method hides gaps well and keeps dirt out.

Applying Colored Sealants

Colored sealants come in many shades to match LVP floors. Use a small brush or applicator to fill the gaps. Sealants are flexible and move with the floor. This stops new gaps from forming. They also protect against moisture damage. Choose a sealant made for vinyl floors for best results.

Smoothing The Surface

After filling gaps, smooth the surface for a clean look. Use fine sandpaper or a sanding block gently. This removes excess filler or sealant and blends the repair. Wipe the area with a damp cloth to clear dust. A smooth surface keeps the floor safe and attractive.

Repairing Larger Gaps

Larger gaps in LVP floors can be very noticeable and may cause dirt buildup. Repairing these gaps helps keep the floor looking neat and extends its life. Some gaps need more than simple filling. They require careful fixing to restore the floor’s original look and function.

Inserting Matching Strips

Matching strips can fill wide gaps effectively. Find a strip that matches your floor color and texture. Cut it to the right size. Press the strip firmly into the gap. This method hides the gap and keeps the floor smooth. It works best for gaps that are not too wide or uneven.

Replacing Damaged Planks

Sometimes, gaps appear because planks are damaged or warped. Remove the damaged plank carefully. Slide a new plank into the empty space. Make sure it fits tightly with the surrounding planks. This replacement stops the gap from growing. It also improves the floor’s stability and look.

Reinstalling Loose Sections

Loose sections can cause gaps to open up. Lift the loose planks gently. Clean the floor underneath to remove dust and debris. Apply adhesive if needed. Press the planks back into place firmly. Secure them with a roller or heavy object. This method tightens the floor and closes the gaps.

Preventing Future Gaps

Preventing gaps in your LVP floor keeps it looking good and lasting longer. Small gaps can grow into bigger problems over time. Taking simple steps can stop gaps before they start. Focus on controlling the room’s environment and checking the floor often.

Maintaining Proper Humidity

LVP floors expand and contract with moisture changes. Keep indoor humidity between 35% and 55%. Use a humidifier in dry months and a dehumidifier in humid months. This balance helps the floor stay stable and prevents gaps.

Allowing For Expansion

Leave space around the edges of the floor during installation. This space lets the floor expand naturally with temperature changes. Cover the gaps with baseboards or trim to keep the floor secure and hidden. Without space, floors may buckle or gap.

Regular Floor Inspections

Check your floor every few months for small gaps or damage. Early spotting lets you fix problems quickly. Clean floors gently to avoid damage. Tighten loose planks or add filler to small gaps to keep the floor even.

Tips For A Flawless Finish

Achieving a flawless finish on your LVP floor repair is essential. It makes the floor look natural and smooth. Small details can make a big difference in the final result. Follow these tips to ensure your repair blends perfectly with the rest of the floor.

Color Matching Techniques

Choose repair materials that closely match your floor color. Compare samples under natural light to get the best match. Use colored markers or paint pens made for flooring. Apply colors in thin layers to avoid obvious patches. Blend multiple shades for a more natural look.

Blending Repairs Seamlessly

Feather edges of the repair area to soften the transition. Use a fine brush or sponge for gentle blending. Work slowly, building up color and texture little by little. Avoid sharp lines or thick layers that stand out. Check your work from different angles and lighting.

Final Cleaning And Polishing

Remove dust and debris with a soft broom or vacuum. Clean the floor gently using a damp cloth and mild cleaner. Avoid harsh chemicals that can damage the surface or repair. Polish the area with a floor-safe product to restore shine. Let the floor dry fully before walking on it.

How to Fix Lvp Floor Gaps: Easy Steps for a Flawless Finish

Credit: www.reddit.com

How to Fix Lvp Floor Gaps: Easy Steps for a Flawless Finish

Credit: www.youtube.com

Frequently Asked Questions

What Causes Gaps In Lvp Flooring?

LVP flooring gaps happen mainly due to changes in temperature and humidity. The floor expands and contracts, causing spaces to form. Poor installation can also create gaps.

How Do I Fix Small Gaps In Lvp Floors?

For small gaps, use a matching color floor filler or putty. Clean the gap first, then carefully apply the filler. Wipe off any excess and let it dry.

Can Humidity Control Prevent Lvp Floor Gaps?

Yes, keeping indoor humidity between 35% and 55% helps prevent gaps. Use a humidifier or dehumidifier to maintain stable moisture levels. This reduces floor movement and gaps.

When Should I Call A Professional For Lvp Floor Gaps?

Call a professional if gaps are large or keep returning. They can check for installation issues or subfloor problems. Proper repair ensures the floor stays smooth and gap-free.

Conclusion

Fixing LVP floor gaps is simple with the right steps. Clean the gaps well before adding filler or sealant. Use materials made for vinyl plank floors for best results. Keep your floor dry and avoid heavy moisture to stop gaps from growing.

Regular checks help catch problems early. Small gaps do not need big repairs. Take care of your floor, and it will stay smooth and strong for years. This way, your floor looks good and feels comfortable underfoot.

Filed Under: LVP Flooring

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