How do you fix spongy laminate flooring?

4. Foam Away Spongy Spots

1. Attach an air inflation needle as an extension onto a can of spray foam.
2. Put down a layer of masking tape to protect the surface of the laminate.
3. Drill a tiny hole in the middle of the soft spot and inject the foam under the planks.

Why does my laminate floor feel bouncy?

A wood or laminate floor can only bounce when there is a gap between the underside of the plank and the sub-floor. When floor planks are laid onto the uneven subfloor, they form bridges over the dips in the floor. When weight is applied, the wood flooring can then bend or bounce.

Why does my floor feel spongy?

A spongy feel underfoot might indicate that the subfloor is not securely attached to the floor joists. This condition allows the floor to give slightly when you step. If the problem is under a linoleum floor, you can’t run screws into the flooring surface or you’ll damage the linoleum.

How do I keep my laminate floor from bouncy?

5 Ways to Fix Bouncy Laminate Flooring

1. Addressing the Moisture Issues. One of the main reasons why floating floors like laminate may bounce is because of temperature and moisture issues.
2. Adding Bridging.
3. Installing a Layer of Plywood.
4. Adding a Beam or Wall.
5. Replacing Boards.

How do you fix a spongy floor?

Fix bouncy floors by adding bridging, adding a layer of plywood or adding a wall or beam. We’ll show you three ways to stiffen up your bouncy floor—by adding bridging, installing plywood along the joists and adding a wall or beam under the floor. Any one of the three can solve your problem, depending on your situation.

Why does my floor feel bouncy?

If the joists or columns are spaced too far apart, the joists will sag and bounce. Home remodeling projects, such as adding an addition, installing new appliances, granite countertops or large furniture pieces can add extra weight and stress to the floor joists– leading to bouncy floors. Don’t take short cuts!

What can cause a floor to be bouncy?

7 Common causes of spongy or bouncy floors

• Water damage to sub-floor.
• Damage from rain and snow doing construction.
• Damaged floor joist or floor trust.
• Termite damage to floor joist or truss.
• Trusses undersized, spaced too far apart or sub floor not proper strength for span.
• Engineering and sizing issues.

What does a soft floor mean?

Soft Flooring. Soft flooring, also known as resilient flooring, acts as a secondary floor to any type of hard flooring. The addition of this highly elastic layer reduces footfalls and muffles the noise to a great extent as compared to a single typical hard floor.

Should laminate flooring move when you walk on it?

Laminate flooring requires a flat and an even sub-floor for its proper installation. On a tongue and groove wood sub-floor, there may be floorboards that are not securely attached to the floor joists that has some movement, or allow a slight give when walked upon.

Why is my floor springy?

Finally, standing water or plumbing issues inside your home’s crawl space can cause bouncy floors. The excess water can cause high humidity levels, which can warp wood, weaken your floor joists, and reduce their load-bearing capabilities, Per Low Country Foundation Repair.