Second Floor Subfloor

Before you install your plywood subfloor first calculate the room s square footage to find out how much flooring you ll need to buy.
Second floor subfloor. However you can strengthen the subfloor with a layer of cement backerboard and then install tile on the floor as you would with any other tiling project. Construction adhesive is used between the joists and the subfloor but it does not measurably add to the thickness of the floor. The finished floor is then installed on top of the subfloor. Both come in 4 by 8 sheets and feature tongue and groove installation.
The thickness of plywood panels in a subfloor is regulated by the. The subfloor is the decking installed on top of flooring joists. Whether you re installing a hardwood floor on the first or second floor of a building you need a solid subfloor that won t sag and that will hold nails. On wood frame floors the subflooring provides a continuous structural surface over the floor joists.
Proper subflooring for wood on second floor. The subfloor is the foundation beneath finish flooring materials. In fact tiling on a second floor is the same as tiling on any wood subfloor whether it s the first floor third floor or second floor. There are two main types of subflooring plywood and oriented strand board or osb.
To avoid buckling subfloor panels should be spaced with a 1 8 inch gap at all edges and ends to provide room for naturally occurring expansion. 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. Subfloor holds up all of the above layers of flooring as well as everything in your house people dogs cats pianos furniture. Subflooring only adds 3 4 inch to the floor thickness.
Subflooring is a structural layer and should not be confused with. The key to a beautiful long lasting hardwood or laminate floor is a well prepared subfloor. Tongue and groove edges on many premium floor panels such as weyerhaeuser s edge gold osb panels are designed to self gap.