How To Lay A Plywood Floor Over Concrete

The cost associated with both options for installing wood over concrete is similar.

How to lay a plywood floor over concrete.

There is a product you can buy from your local home depot store for putting under a floor over concrete. After installing a vapor retarder if necessary cut your plywood. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.

When installed correctly your concrete over plywood floor will not permit moisture through will not warp or buckle and will come with all the benefits of concrete in an easy to care for floor. Don t glue the plywood to the concrete. Moisture levels in concrete floors. It looks like a sheet of dimples or very large bubble wrap.

As with a floated subfloor nwfa recommends a vapor retarder for glue down subfloors when installing wood flooring over concrete. However due to the cost of the adhesives it can be slightly cheaper to use the plywood method. Concrete slab with plywood sub floor 1 1 2 inches or more height allowance. So you need to allow it to cure for at least 60 days before even bothering to check the moisture level.

Rather than tear out a wooden floor and installing concrete your wooden floor can be turned into a beautiful concrete floor with a concrete microtopping. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. However a new concrete floor contains a lot of moisture. If you re installing plywood over an existing dry concrete floor you shouldn t have any problem.

How to install a glued subfloor over concrete. Learn how to install beautiful hardwood floors over a concrete slab. How to install subfloor sleepers over slab in the basement and other rooms with a concrete floor. Alternatively screw rows of treated 1x4s to the concrete 16 in.

Concrete has moisture in it and your wood will mold and rot over time. I don t remember what it is called but it comes in a roll 6 ft by 50 ft. Check your flooring manufacturer s recommendations to ensure you re using a proper subfloor.