Install Plywood Floor Over Concrete Slab

Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.

Install plywood floor over concrete slab.

Install the plywood after the vapor retarder is in place. Secure each length to the slab with concrete nails spaced approximately 32 inches apart and 8 to 12 inches from each end. Treated plywood to the concrete with concrete screws spaced every 16 in. I have read in some places that you need a vapour barrier to put over the concrete before installing the plywood and in other places to just glue the plywood to the concrete floor.

Though do it yourselfers can install wood flooring on a concrete slab this job is not for the novice. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. How to install a wood subfloor over concrete with screeds. Alternatively screw rows of treated 1x4s to the concrete 16 in.

Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems. Cut plywood to fit within 1 8 near door jambs and other obstructions. I have been researching a lot and would like to install a plywood floor over concrete in two bedrooms in our basement. For flatness and clean the slab install the vapour barrier install the sleepers position insulation panels screw in the plywood subflooring suggested products.

Learn how to install beautiful hardwood floors over a concrete slab. Loosely lay a nailing surface of 3 4 4 x 8 exterior plywood panels over the entire area leaving a 3 4 space at the wall line and 1 4 to 1 2 between panels. Expert tips and techniques for installing new solid or engineered hardwood flooring on a concrete slab including preparation using a plywood base and sleepers. Installing a hardwood floor over a concrete slab.

A minimum of 5 8 thick plywood is recommended with 3 4 thick plywood being considered ideal. How to install subfloor sleepers over slab in the basement and other rooms with a concrete floor. These will be the end sill plates that support the ends of the floor joists. Install it flat on the slab surface with the outside edge aligned against the side wall or the edge of the floor line.

When dealing with a concrete slab base proper preparation is imperative.