Can I Put Plywood Over Rotting Floor

Rotting plywood can quickly become unstable and no longer sufficient for its originally intended use.

Can i put plywood over rotting floor.

When my floors were replaced unfortunately untreated plywood pine were used. One thing to consider is that the new plywood probably wants to be the same thickness as what would be used if it was used by itself on the rafters i e. These usually are oil based synthetics specifically designed to penetrate into the plywood and protect against mold and other. I live on a fixed income so can someone tell me how to tear out the replace my rotting.

I m laying plywood over an old plank floor and have been following your steps above ensuring each plank is secured to joists etc. From the beginning we knew it had rot in the floors that the previous owners had repaired. However i realized that my bedroom floors are still the original particle board they just put down new padding carpet. Given that wood containing materials contain resins that make it unnecessary to apply a layer of waterproofing over plywood foxes it is recommended to lay a moisture resistant coating only on the side of the log system.

I use the term underlayment to mean a layer above the subfloor but not the finished floor. The second photo is of the new bamboo floori. My floors are literally rotting out from under me. This should help you decide how far you want to go.

Preservatives are one way of protecting plywood floors against rot. We bought it used and knew it would need a lot of work. Replace rotten camper floor. Adhesive will help you here as the subfloor plywood will have voids in spots that will not hold a fastener.

For instance rotting plywood used to secure roofing shingles may cause shingles to come off the roof while any rotting plywood used in flooring will greatly decrease the stability of the sub floor. If the old plywood had been removed. Laying of tiles on plywood is carried out provided that the base is well protected from moisture. Hi gang this is our little pop up camper a 2000 a liner.

This means that for 7 16 underlayment and 23 32 subfloor the longest fastener you can use is 1 1 8. If you have soft spots it s probably fiberglass over plywood. If the old plywood was clean and not infested with dry rot or mold it should be ok to cover it with the new plywood.