Installing Plywood Underlayment For Hardwood

The underlayment provides many benefits including moisture protection sound and thermal insulation and a cushion to make the floor more comfortable to walk on.

Installing plywood underlayment for hardwood.

Do this by multiplying the room s length by its width. Plywood underlayment is a thin plywood material that is most commonly used under resilient flooring materials such as vinyl and linoleum sheets and tiles. Apply an adhesive approved for plywood installation and recommended by the plywood manufacturer. Before you install your plywood subfloor first calculate the room s square footage to find out how much flooring you ll need to buy.

The warranty may require it. We also provide plywood underlayment installation instructions for all three plywood underlayment panels. Materials include a minimum of 3 4 inch cd exposure 1 plywood subfloor panels 4 foot by 8 foot sheets. Score the back of the panels half of the thickness on a 12 inch by 12 inch grid.

Install plywood underlayment smooth side up. An underlayment is a necessity for any wood floor installation even on a plywood subfloor. Plywood sheets are laid perpendicular to the subfloor with no common joints and no adhesives between the layers. The appearance of a floor is determined by the quality of subflooring and plywood underlayment is often the blessing or curse of an attractive room.

The choice of materials and the quality of workmanship can ensure that your plywood underlayment contributes to the. For a sureply plywood underlayment installation without an expansion joint lightly butt the panels together without applying any pressure so they barely touch at the joints the second method is to install the sureply plywood underlayment panel with an expansion joint and using a seam filler. To avoid damage to the surface install underlayment immediately before laying the finish flooring. Poorly installed underlayment leaves obvious blemishes that show through vinyl laminate hardwood and other floor coverings.

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. The key to a beautiful long lasting hardwood or laminate floor is a well prepared subfloor.