Subfloor On Concrete Floor

Test by sprinkling water on various areas of the subfloor.

Subfloor on concrete floor.

If you have a concrete slab floor the slab may be considered the subfloor. Typically made of plywood or osb and ranging in thickness from 19 32 to 1 1 8 thick the subfloor is truly structural second only to joists in this respect. The subfloor is the foundation beneath finish flooring materials. For a concrete subfloor you should install the plank with the sight lines of the floor.

Subfloors made of concrete typically are in the form of a solid concrete slab such as a basement floor or a slab on grade foundation. Additionally a steps must be taken to ensure that a concrete floor will create a solid bond. Moisture and height enemies of basement subfloors. Typical sight lines run parallel to the longest wall but each home is different.

Learn how to install beautiful hardwood floors over a concrete slab. The only noncombustible structural cementitious panel manufactured in the united states. A concrete subfloor can be covered with a variety of flooring materials or it can serve as the finished floor itself. Measure and mark the center of all four walls at floor level.

To prepare your concrete subfloor make sure that it can accept water penetration. Even if you do not expect catastrophic events such as flooring moisture can and probably will invade your basement since basements are nothing more than holes in the ground lined with concrete and moisture is pervasive in the ground water vapor will gradually work its way upward through concrete basement flooring and will condense. As with a wooden subfloor a concrete subfloor must be level for successful tile installation. Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.

On wood frame floors the subflooring provides a continuous structural surface over the floor joists.