What screws to use for OSB subfloor?

There are many types of screws for plywood and OSB subfloor. You’ll want to use #8 1-1/2 inch wood screws spaced 8 inches apart to secure a 5/8″ OSB subfloor to the floor joist or floor truss. For 3/4 inch plywood, it would be best to step up to a 2-inch wood screw to account for the added thickness.

Do screws work in OSB?

The short answer to this question is that, yes, you can fasten OSB with other types of wood screws.

Can you use nails or screws to install OSB?

Stick to using nails on structural OSB. It may take longer to hammer them into place, but the shear strength of nails gives them a big upper hand over screws. Plus, if you use a quality nailer tool, you can easily cut that installation time in half. You can use screws to position these OSB boards. The screws will fix them more tightly than nails.

What nails to use for subfloor?

If you use PL and ring shank nails, the only squeaks you’re going to get are from bad bridging or blocking between joists etc.- can’t imagine the subfloor ever working loose from the joists! You can reduce the height of a framed floor to the same height as a slab by notching the top of your foundation wall to let in the floor joists.

Can you use ring shank nails for subfloor screws?

However, you want to be sure that if you do use nails, you’re using the high-quality ones, like stainless steel. Ring shank nails are a popular choice, since they have a bit of a threaded design to them and enable a slightly tighter grip. However, they still can’t replace the power of a good subfloor screw.

What are the best screws for subfloor?

According to construction and renovation experts, some of the best screws for subfloor include the Senco 08200Y screws, the Simpson Strong-Tie screws, and the Hillman Group 48248 subfloor screws. The first two of these come with a nice yellow zinc finish, while the Hillman Group screws are unassuming yet tough in basic black.