Old Roofing Felt

He says he s re roofing an old house.

Old roofing felt.

Felt roofing underlayment is one of the oldest types of roofing underlayment. Roofing underlayment or felt protects the roofing from any resins that bleed out of the sheathing. He s wondering can you just go ahead and shingle over that or should you replace the underlayment. It s created by saturating paper or fiberglass mat with asphalt.

It is also a requirement under many building codes. Pull out nails that are holding felt to the roof using the sharp end of a claw hammer. Before oct2007 we never tore off the exisiting felt unless it was crumbling apart or there was rotten wood to be replaced. He took the shingles off and the felt paper is still intact.

Felt roofing underlayment is typically available in two types. Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment. Roofing underlayment or felt provides an extra weather barrier in case of blowoffs or water penetration through the roofing or flashings. Item 656632 model 0903000.

No 15 felt and no. It would be crazy to try to save that old felt paper. For pieces that aren t coming loose press a putty knife underneath it. Grab loose pieces of felt and pull them off the roof with your hands.

And one of them is their 30rf standard roofing felt which has a few distinct features up its sleeve. Remove old felt from the roof with your hands and a putty knife. And that s actually better when you re dealing with old roofing as it adds an extra layer of weather proofing overall. For more than 25 years organizations such as the national roofing contractors association nrca and the canadian asphalt shingle manufacturer s association casma have included roofing felt in their roofing and waterproofing recommendations.

Apply pressure and chisel away at it until it comes loose. For starters it s a bit on the thicker side. The home we re buying has two layers of composition shingles and the seller assures us that the new layer is only 1 year old. Oh you should put new felt paper on.

We got a email this week from darryl up in crosby. Roofing felt isn t always necessary when using shingles. Plus water has to ruin the felt before it ruins the wood and is easy to see. Asbestos flooring felt is one of the few asbestos products completely banned in the u s and regulations now require other products to contain less than one percent asbestos.