How Long Does Plywood Last On A Roof

The plywood believe it or not was still in good shape after about 5 years of complete exposure.

How long does plywood last on a roof.

25 years wood shingle roof covering. 25 years composition shingle roof. The protective layer keeping your home s air ventilated and protected against moisture. When the roofing material dries quicker it can be used to make sure that the roof will stay firm for a longer time.

The structural component of the roof. Soffit the underside of the eaves. Except in climates with extreme humidity causing almost year around condensation like pacific northwest olympic peninsula and coastal pacific canada and southeast alaska and upper maine coastline for example and some constantly 100 humidity areas in the deep south your sheathing should with proper attic ventilation last at least 70 100 years at least till the third or fourth reroof and very commonly roof sheathing strip roofing can last 100 200 years if leaks are taken care of. Overall plywood is a little bit better for roofing.

3 sheets are a bit rotten especially on the edge but overall it is sti read more. Sometimes referred to as roof sheathing or a roof deck this plywood acts as a foundation for the layers of underlay and the shingles on your roof and connects the roof to the frame of the house. As plywood lasts about 30 to 40 years and we run the risk of delamination and required replacement in a few years. Chances are the shingles on your roof were attached on top of a plywood base.

This is why plywood is considered as the better option for roofing. 20 years tar and. 50 years wood shake roof covering. The most common uses for plywood include support for floors walls roofs and garages in residential construction.

The other two have stated that as long as the plywood is good and stays dry it can last forever. Most roofing jobs includes a minimum of three sheets of plywood that are part of the backbone of the roof. My roof shed needs re roofing. Even though the wood is porous it is more natural and it can dry quickly.

Pieces of tyvek had been littering his neighbors yards for about 5 years.