Sub Floor Framing Over Cement Slab

Treated plywood to the concrete with concrete screws spaced every 16 in.

Sub floor framing over cement slab.

Alternatively screw rows of treated 1x4s to the concrete 16 in. Though some floors are built on a concrete slab flat on the ground most floors are raised above the ground. Use a digital moisture detector to measure the moisture content mc of the concrete slab. If the subfloor doesn t have enough stability you can usually but not always remedy the situation by installing cement backer board also called cementboard.

Check your local building code and pay special attention to rules concerning vapor barriers span ratings subfloor thickness and floor drains. On wood frame floors the subflooring provides a continuous structural surface over the floor joists. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. The subfloor is the foundation beneath finish flooring materials.

Learn how to install beautiful hardwood floors over a concrete slab. An illustrated look at how a typical wood frame floor is built including sublooring and more. Follow the steps below to begin preparations for this process. Raised floors are more resilient under foot and provide access for heating equipment insulation plumbing wiring and other mechanical.

Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems. In basements and in homes with slab on grade foundations the subfloor may simply be a concrete slab. Installing a floating subfloor over your cement floor can add warmth homeliness and character to your room. You can create a floor that is appealing and that will act a barrier between the cold cement and your interior.

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