How Long Leave Tarpaper On Roof Before Bad

As previously mentioned roofers know where the rotten wood is even before the shingles are touched.

How long leave tarpaper on roof before bad.

I am building a packaged house right now and have ran into delays due to the horrible weather here in central alberta. Should i roll the roofing felt on. Later asphalt was used in the manufacture of roofing felt. I recommend using alot of staples and by alot i mean for example in a area of about 3 x.

Roofing felt prevents the deck from being exposed to the elements before or while the shingles are being applied. Your roofing wouldn t have got done in a timely manner. Before oct2007 we never tore off the exisiting felt unless it was crumbling apart or there was rotten wood to be replaced. Also known as tar paper roofing felt originated in finland in the 1870 s as a waterproofing underlayment for roofs.

30 felt paper will last for several months like the man said in the first answer fasten it down real well. We should be sheathing the roof today before i go back to work for five days. Today glass fiber or polyester fabric may be used instead of paper. The tar paper made between 1900 and 1980 probably will last far longer than the tar paper made today.

It will break down in sunlight and with large amounts of ongoing. Roofing felt can get wet and still maintain its integrity as long as it is not exposed to the elements for more than a few days. While impossible to know unless you do an expensive analysis the asphalt used to make modern tar paper contains much more oxygen than it should. First paper was impregnated with coal tar.

How many layers of tar paper are recommended for a layers of tar paper required under a metal roof 11 9 2004 within the underlayment discussion of the residential metal roofing forum. The 30 pound tar paper is heavier and has much more asphalt in it.