Roofing Over Wet Felt Paper

Is it ok to shingle over wet felt.

Roofing over wet felt paper.

Traditional roofing felt also called tar paper or underlayment is felt saturated with bitumen also called asphalt. The shingles are in place to protect the felt. When roof felt gets wet. This tar paper is rolled on a deck like paper and serves as an underlayment layer.

Roofing felt is made of compressed polyester or fiberglass fibers. Materials used in roofing felt. Roofing felt that has gotten wet can be covered with shingles as long as it is allowed to dry out first the surface underneath did not get wet and it did not wrinkle bubble or rip. Felt is compressed fibers of wool.

This moisture can lead to mold and mildew forming underneath the shingles. The felt can get wet. The paper has dew in the morning so ive been wiping it down with towels or old shirts and then waiting until it dries completely. How bad is it to shingle over wet tar paper.

A protective water repellent coating such as asphalt is then applied. The decking sheathing should have been tarped and work stopped as soon as it was evident enough rain was going to fall to wet the wood or water barrier felt. The base is made from either natural materials such as wood cellulose or synthetic materials such as polyester. Roofing felt or tar paper can be left out in the weather for weeks shedding rain water while the roof is in progress of being completed.

Roof replacement is expensive. This shortens the effective life of the shingles and can adversely affect the roof sheathing. The only problem is that the house has trees on the east side so its like 9 o clock until i can shingle and even longer until the west facing side gets sun and dries. Sometimes called roofing felt underlayment roofing tar paper or roll roofing this is a layer of protection installed between the roof deck and the roofing shingles.

Bitumen or asphalt is distilled from petroleum and is what makes roofing felt waterproof. The felt as you know is designed as a last stand against water intrusion on to the roof sheathing and into the home.