How To Build A Floor Over Concrete
The most straightforward method is not to attach it but float the floor on top.
How to build a floor over concrete. Understand where you re applying it your first step is to understand where you will be applying raised access. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring. How to install floor joists over concrete slab step 1.
Define the area of the concrete slab to be covered with the floor assembly and the direction you plan to run the. Determine the floor height though we have stated the height ranges of each floor type you will need to narrow down. Cut plywood panels by 2 foot by 8 foot or 4 foot by 4 foot sections.
Score the back of the panels half of the thickness on a 12 inch by 12 inch grid. Treated plywood to the concrete with concrete screws spaced every 16 in. As a result the material for the subfloor will acclimate to the temperature and moisture content of the room expanding or contracting before the installation rather than after.
How to build a raised floor over concrete slab 1. There are three ways to lay a floor over concrete. Alternatively screw rows of treated 1x4s to the concrete 16 in.
Measure the overall length of the new floor and cut a length of 2 by 4 pressure treated lumber to this dimension. Apply an adhesive approved for plywood installation and recommended by the plywood manufacturer.