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2answers
89 views

Does it make sense to put quality (=pricy) underlayment over 3/4“ subfloor+1/2” extra plywood layer?

I have standard subfloor + 1/2" plywood on top, to correct for joists going different directions, so that all hardwood boards can be laid one direction for a clean look and avoid sagging where they ...
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2answers
90 views

How can I minimise damage to a moldy patch of plywood?

I removed a waterproof camping bag in my student appartment today that's been filled with stuff to find that it has left a moldy spot on the untreated plywood it stood on. It's been parked up right ...
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1answer
37 views

Do I need 3/4 inch plywood subfloor?

I'm going to install tiger wood 3/4 inch hardwood floors in my house. The manual says you need 3/4 inch CDX plywood subfloor. I have 1/2 CDX plywood subfloor. Is the extra 1/4 inch really needed? Some ...
1
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0answers
68 views

How long can pressure-treated plywood be left wet?

I built a 12'x20' shed foundation on the Oregon coast last Summer. It is 3/4" pressure-treated Doug Fir plywood over P-T framing. The plywood was very wet when purchased and installed wet like most PT ...