Plywood Subfloor On Concrete

To install a floated subfloor system first place a layer of plywood subfloor panels with the edges parallel to the wall.

Plywood subfloor on concrete.

Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. It can also be used under hardwood laminate and carpet but this is much less common these days because subflooring is typically smooth enough for these materials many of which are installed with a different type of underlayment or pad. Finally repair any loose or squeaky boards by screwing the boards securely into the floor joists. Request info 1 866 835 6595.

Cut plywood panels by 2 foot by 8 foot or 4 foot by 4 foot sections. Treated plywood to the concrete with concrete screws spaced every 16 in. A newer easier method is to lay down a floating subfloor made with special tongue and groove panels of osb adhered to a base layer of plastic or rigid foam insulation. The traditional method is to fasten 2x4 sleepers to the concrete then cover the sleepers with plywood subflooring.

Another way that involves less strain and hard work is to glue the plywood to the concrete. Diy and how we install a plywood subfloor over concrete in a basement. Apply an adhesive approved for plywood installation and recommended by the plywood manufacturer. Score the back of the panels half of the thickness on a 12 inch by 12 inch grid.

To level a subfloor for installing laminate follow the directions above to remove high and low spots. One way to attach plywood to a concrete surface is to screw it into place with concrete fasteners. Follow these steps to prep the subfloor. Plywood is often used as a sub flooring.

Once you ve installed a vapor retarder install your subfloor. If you have a plywood subfloor over a concrete slab check the moisture level of both floors. Materials include a minimum of 3 4 inch cd exposure 1 plywood subfloor panels 4 foot by 8 foot sheets. Learn to install self leveling concrete over plywood substrates along with learn to color and seal the concrete to create a polished concrete floor over plywood sub floor.

After vacuuming or sweeping the subfloor to clean it add a plywood layer if the subfloor is in very bad shape but do not overlap the sheets. It can be installed on top of concrete before hardwood flooring or another type of material is installed. Installation over concrete with a calcium carbide reading of greater than 2 5 percent. Plywood underlayment is a thin plywood material that is most commonly used under resilient flooring materials such as vinyl and linoleum sheets and tiles.

A plywood layer is not necessary if you are putting down wood laminate.