Flooring Over Concrete Subfloor

Alternatively screw rows of treated 1x4s to the concrete 16 in.

Flooring over concrete subfloor.

A cold floor may be tolerable in. Check your flooring manufacturer s recommendations to ensure you re using a proper subfloor. Many basement flooring materials like paint epoxy tile and rubber flooring for example can go down directly over the basement s original poured concrete floor as long as the concrete is in good condition. Measure and mark the center of all four walls at floor level.

The subfloor is the foundation beneath finish flooring materials. Lm from hot springs ar. Keep in mind the average cost of laminate flooring is 1 sf to. This is a possible basement flooring project you can diy.

Learn how to install beautiful hardwood floors over a concrete slab. Laminate floors which may be tongue and groove or snap together are floating floors and not attached to the subfloor. Regular or treated plywood. In basements and in homes with slab on grade foundations the subfloor may simply be a concrete slab.

On wood frame floors the subflooring provides a continuous structural surface over the floor joists. I don t think it is a good idea to install raw plywood directly over a slab if avoidable. Floating for floated wood subfloors installed on grade and below grade be certain moisture control is taken into account. Subfloors are strong versatile and very durable.

What is the best way to install a plywood subfloor over concrete slab. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. Use a 6 staple pattern at the perimeter of the subfloor. The underlayment exists to create an air filled gap between the concrete below and the subflooring which will help to insulate the floor and keep the room warmer.

Additionally the underlayment is always a waterproof material that will create a waterproof barrier. Snap the chalk line over the top of the concrete or moisture barrier between the marks on opposite walls making a cross in the center of the room. Plastic for vapor barrier between plywood and slab. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.

As with a floated subfloor nwfa recommends a vapor retarder for glue down subfloors when installing wood flooring over concrete. But this direct installation will result in a floor that s cold underfoot. This may be as simple as a 6 mil polyethylene plastic covering 100 percent of the concrete and brought up all walls then trimmed after the floor has been installed. Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.

If the concrete subfloor is always dry however laminate floors can be placed directly on the slab.