How to Repair a Crack in Linoleum Flooring

Quck answer

To fix a crack in linoleum, follow these steps:

1. Clean the area: Use a mild detergent and warm water to clean the cracked area. Make sure to remove any dirt or debris.

2. Dry the area: Use a towel or cloth to completely dry the cracked area. It’s important for the surface to be dry before proceeding.

3. Apply adhesive: Use a linoleum adhesive specifically designed for repairing cracks. Apply a thin layer of adhesive to the crack using a putty knife.

4. Press and seal: Press the edges of the crack together firmly to ensure a tight seal. Wipe away any excess adhesive with a damp cloth.

5. Allow to dry: Let the repaired area dry completely according to the adhesive manufacturer’s instructions.

By following these steps, you can effectively fix a crack in linoleum and restore the appearance and functionality of your flooring.


Cracks in linoleum flooring not only look unattractive, but they also create openings for moisture to seep in. This moisture can cause the linoleum to detach from the subfloor and damage the subfloor itself. Therefore, it is important to fix any cracks as soon as possible.

The good news is that repairing a crack in linoleum is not a difficult task. By using seam sealer and scrap linoleum, you can fix cracks of any size and restore both the appearance and integrity of your linoleum flooring in less than an hour.

Clean the Linoleum Floors Before Making Repairs

Start by cleaning both the surface of the linoleum and the crack itself. Dampen a cloth with lacquer thinner and wipe it over the area, including the crack and the surrounding linoleum on both sides. Remove any dirt or debris that could interfere with the repair. Allow the linoleum to dry for approximately 15 minutes.

Repair Small Cracks with Linoleum Crack Filler

If you have small cracks that extend only a few inches along the length of the linoleum and the edges are still intact, you can use seam sealer or glue designed for linoleum repair. Squeeze the seam sealer into the crack and use a putty knife to fully open the crack down to the subfloor. Use a small paintbrush to work the sealer into the crack. Your linoleum repair kit may provide all the necessary materials for this repair.

Once the sealer is applied, press the sides of the crack together. Place a piece of waxed paper over the crack and use a seam roller to firmly press it in place. Make sure there are no air pockets beneath the linoleum. To prevent the linoleum from moving while the sealer dries, place two or three heavy books on top of the waxed paper. Wait 24 hours before removing the books and the waxed paper, and avoid walking on the repaired area until then.

Fill Large Holes with Scrap Linoleum

For larger cracks, you can replace the damaged linoleum with a scrap piece that matches the pattern. Use a pencil to mark an area on the scrap linoleum that is large enough to cover the crack.

Using a utility knife, cut along the marked line through both the scrap linoleum and the cracked linoleum below. This will create a patching piece that fits perfectly into the crack. Set the patch aside for now.

Heat the Linoleum

Put on heat-resistant work gloves and use a heat gun to warm up the cracked area and the cut section of linoleum. The heat will help loosen the adhesive holding the linoleum in place. Keep moving the heat gun to prevent burning the linoleum. Eventually, the linoleum will start to lift away from the surface as the adhesive breaks down.

Turn off the heat gun and carefully peel away the cut piece of linoleum from the floor. Use the heat gun to warm up any remaining adhesive on the floor and remove it with a putty knife. Allow the floor to cool down for about 15 minutes.

Apply Linoleum Adhesive

Using a paintbrush, apply linoleum adhesive to the bottom of the patching piece. Press the patch firmly onto the floor, ensuring that it is securely attached. If any adhesive squeezes out to the edges, wipe it off the surface of the linoleum with paper towels.

Applying Seam Sealer for Patched Areas

To ensure a secure patch, it is important to apply seam sealer along the edges of the patch. After applying the sealer, cover the patch with a protective layer of wax paper. To achieve a smooth finish, use a seam roller to press down on the patched area. To allow the adhesive to properly set, place two or three heavy books along the crack. It is crucial to wait for a full 24 hours before removing the books and wax paper and walking on the newly patched area.

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