Building A Floor Over Concrete Slab

Alternatively screw rows of treated 1x4s to the concrete 16 in.
Building a floor over concrete slab. Normally you would jackhammer the old concrete out and do it right. Score the back of the panels half of the thickness on a 12 inch by 12 inch grid. Materials include a minimum of 3 4 inch cd exposure 1 plywood subfloor panels 4 foot by 8 foot sheets. Treated plywood to the concrete with concrete screws spaced every 16 in.
Install r 9 fiberglass insulation between the floor joists with the paper backing facing upward. Butt the end of another sheet at the. Cut filler pieces to. Define the area of the concrete slab to be covered with the floor assembly and the direction you plan to run the.
Cut plywood panels by 2 foot by 8 foot or 4 foot by 4 foot sections. As a longstanding choice for kitchens and bathrooms vinyl has a reputation for extreme water resistance. Wood laminate many concrete floors have a tendency to get damp so when you are installing wood floors over a concrete slab foundation there are some important things that you need to do. But if natural wood is exposed to.
Make sure that your sleepers are placed 16 inches apart and are centered. Insulation and sheathing 1. Pour a floating concrete floor. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.
A vapor retarder is always required over the concrete slab and below the subflooring material. Measure the overall length of the new floor and cut a length of 2 by 4 pressure treated lumber to this dimension. Over the years it had cracked. However the building supports were placed directly on to.
Natural hardwood flooring offers undeniable beauty and durability. A minimum 6 mil construction grade polyethylene film with perm of 13 or other impermeable material with a perm of 15 or less is recommended. Best flooring for concrete slab foundation 1. How to install floor joists over concrete slab step 1.
We had a building that had an existing concrete floor that was poured directly on the ground. Start at one end and one corner of the floor.