8 апр. 2022 г. · Agree with 1/2” plywood. Easier to get up there, and strong enough to support anything you are able to carry up through your hatch. How thick does board need to be to walk on joists in attic? : r/DIY Should I use OSB or regular plywood for an attic floor? - Reddit Is there a generally accepted plywood thickness that HVAC ... Другие результаты с сайта www.reddit.com

11 июл. 2022 г. · For an attic floor that will be walked on, it's recommended to use 3/4 inch plywood. This thickness provides enough support to handle weight ... How thick should plywood be for an attic floor? How thick should plywood be for attic storage? Другие результаты с сайта www.quora.com

8 нояб. 2011 г. · But there's no real reason to use plywood thinner than 3/4 inch; the cost savings is insignificant compared to the extra support offered by the ...

10 дек. 2011 г. · Always be safe now rather than sorry later. For the small difference is cost, use 3/4 inch sheathing or underlayment.

In general, you should use 3/4-inch plywood for your attic floor. This provides a good balance between durability and load on the ceiling joists. Using thicker ...

13 июн. 2024 г. · Meanwhile, 3/4 plywood for attic floor is the recommended dimension regardless of the joist centre measurements and weight requirements. While ...

25 сент. 2020 г. · INSTALLING ATTIC FLOORING FOR LIGHT STORAGE ONLY For joists spaced 24 inches OC, use thicker, ¾-inch plywood to prevent sagging between them. ...

26 нояб. 2019 г. · 1/2" (nominal) plywood is fine. Yes, it will flex with 20" OC support (very odd number; typically 16" or 24" OC).

13 авг. 2013 г. · The thickness that builders use most often for subfloors is 3/4 inch, and when they need extra reinforcement, they use 1-inch material.