Underlayment For Concrete Slab

Fiber felt underlayment has r value of 0 5 0 6.

Underlayment for concrete slab.

So to keep it simple this article does not talk about installation over wood subfloors and provides only a few examples of underlayment and their uses. Concrete subfloor isn t usually warm and can make your feet nice and cold. Once the water vapors gather underneath your flooring it will start to pool up and soak into your hardwood flooring. Underlayment for concrete slab thoughts on my system.

Their main purpose is as a thin topping to level smooth or fix imperfections in concrete substrates prior to installation of other floor coverings such as tile carpet or vinyl. Thermal properties of underlayment can help keep your floor warm. Reviewers frequently state how simple it was to install this floor underlayment and how incredibly cushioned the floor feels. The thermal properties are all considered by the material the underlayment is made up of.

In my case it is a dry basement new construction vapor barrier and insulation below slab but i m overly cautious don t want call backs and needed a nailing surface for the hardwood anyway. 6 mil vapor barrier underlayment over concrete floors. Once this happens the flooring can buckle or warp. Underlayments unlike their overlay cousins do not get a chance to see the light.

Foam underlayment has r value of 0 2 0 35. Since concrete is porous water vapors transmits from the ground through the concrete slab into your basement. Doing it right begins with concrete slab readiness.