Osb Attic Floor Thickness

The subfloor consists of sheet materials that are nailed or screwed to the joists to.

Osb attic floor thickness. Usually manufactured in 4 by 8 foot sheets plywood panels and osb are acceptable subfloors for hardwood flooring as long as they are the proper thickness. It is too thin for a floor in a room but for a lightly used attic it is plenty. In addition to the visible surface flooring material the carpet tile or hardwood there is usually an underlayment and beneath that is a subfloor that serves as the foundation and structural reinforcement for the floor. Oriented strand board or osb is a wood structural panel that can also be used for flooring.

7 16 and 6 00 sounds more like osb than plywood. Osb when exposed to the weather will eventually swell and bubble up minor instances of bubbling can be sanded but for the most part the osb is irreparable and should be replaced. Osb is not attractive enough to serve as a floor covering not only is the chip board appearance unattractive but the surface is also often marked with grid lines and manufacturer markings. While osb oriented strand board is generally cheaper than plywood it is heavier and not as stiff as plywood and can result in soft squeaky floors under weight the biggest complaint against osb is that it doesn t handle moisture very well so it is more suited for indoor use.

Installing attic flooring for light storage only. Moisture also affects the strength of plywood. I ve used 7 16 osb for decking in an attic. Attic pine oriented strand board common.

Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration. So while exterior glued plywood can be used outdoors it works best. For joists spaced 24 inches oc use thicker inch plywood to prevent. X 47 75 in install over insulation or unreliable attic flooring boards lock together using a tongue and groove design.

It is cheap and strong enough for the job. The decision regarding the thickness of plywood to use for the subfloor in the attic has a lot to do with how you intend to use the attic and it also depends on the spacing of the ceiling joists. Plywood flooring thickness is important for proper weight distribution. It is made from shredded strands of wood pressed together with wax and a special adhesive then hot.