Thickness Of Osb For Flooring

A thickness of 18mm is adequate for non loadbearing uses in dry conditions.

Thickness of osb for flooring.

For 23 32 inch thick panels the joists should be at least. Osb can be used for subfloors although it is not as common as cdx. Osb stands for oriented strand board. Using osb for flooring osb comes in plywood sized sheets that are typically 4 feet wide and either 8 9 or 10 feet long with thickness ranging from 3 8 to 1 1 8 inches.

Plywood shed flooring is usually 3 4 inch and osb 5 8 inch thick. If they are any thinner than that there can be a risk of swelling and warping. A smooth surface is necessary for a subfloor. For 19 32 inch thick panels the joists should be 20 inches on center.

The subfloor provides a support. Osb has the appearance of giant cornflakes pressed together to form structural panels in sizes similar to plywood such as 4 x 8 x 5 8. Subfloor floor covering or finish floor is the term for the topmost eventual floor the floor that you walk on and see. In germany both osb 3 and osb 4 are used for loadbearing purposes.

In metric terms sheets are typically 1220 mm x 2440 mm and have thickness from 9 5 to 28 5 mm. If you only intend to use boards as cladding for visual effect they can be relatively thin. Subfloor goes between the joists or boards framing the floor. Structurally osb and plywood are very similar in strength and ability to hold nails or screws.