Can you level a concrete floor with plywood?

If you’re installing plywood over an existing dry concrete floor, you shouldn’t have any problem. However, a new concrete floor contains a lot of moisture. The moisture level of the concrete should be down to 5.5\% before attaching the plywood subflooring.

How do you raise a subfloor with plywood?

Place the plywood onto the existing subfloor and secure it. The smooth surface of the plywood has to be facing up. Begin hammering the 1 1/4-inch screw/shank nails at an edge, and move toward the opposite edge. Hammer a nail every 6 inches to ensure the plywood is secure to the existing subfloor.

How do you raise the height of a subfloor?

The cheapest ways to raise your floor height include filling the floor with some insulation material, installing a wooden frame subfloor, using a floor leveling compound, and using deck mud. The best approach to use is often determined by the flooring material in use for the project.

How do you attach plywood to concrete floor?

Fasten the plywood to the concrete using powder-actuated fasteners or concrete nails. Standard 2-inch powercleats or pneumatic staples will contact the concrete surface beneath the plywood unless the machines are tilted forward by placing a 5/16-inch-thick spacer at the back edge of the nailer’s faceplate.

Can you put a wood floor over concrete?

If you have a concrete slab main floor or basement, you may be wondering if it’s possible to install hardwood flooring directly on top of the concrete. The short answer is yes.

How do you lay plywood on a concrete floor?

One way to attach plywood to a concrete surface is to screw it into place with concrete fasteners. Another way that involves less strain and hard work is to glue the plywood to the concrete. This only requires a few materials and will adhere the plywood very securely in place.

How do you fix a high spot on a subfloor?

Minor high spots for hardwood and laminate floor installations are easily fixed with tar paper shims. The most basic method is to take a piece of tar paper, fold it in half and then push that underneath the flooring material being installed over the subfloor.

How do you level an uneven subfloor?

Using a flat-edged trowel, apply the floor leveling compound. Fill in all dips and uneven spots in the subfloor. Allow the leveler to dry as is instructed by the manufacturer’s product label. Remove hills or humps using a floor sander until the entire floor is level.