How To Lay Roofing Paper

For most applications 15 lb.

How to lay roofing paper. Whether you re building a new house or putting a new roof on your existing house installing tar paper first helps waterproof the roof and prevent leaks. Roofing felt prevents the deck from being exposed to the elements before or while the shingles are being applied. Felt if you plan to leave the paper exposed for more than a couple of days because it wrinkles less then 15 lb. What is roofing paper or felt.

It is used for temporary roofing for weatherproofing and as an underlayment under shingles or other permanent roofing materials. This video contains the. Drip edges on the eaves any valley liners and all flashing should be installed before the tar paper is laid. Felt works just fine.

It improves look and uniformity because your roof deck might not lie perfectly straight or flat a layer of roof paper gives an even uniform surface upon which you can install your shingles. Before laying roof felt all rotten decking must be replaced. The black rolls of roof paper or felt are made with asphalt and are normally available in rolls. The felt provides a layer of additional weather protection between the roofing finishing material shingles tiles and the roof decking.

Whatever your reason for attaching roof felt you should only do it after cutting your pieces to. Roof felt also known as tar paper is a waterproof fiberglass product. Chalk lines should be snapped 33 5 8 above the eave line. The most common size width for rolls of roofing paper is 36 inches.

Felt doesn t tear as easily so it s safer to walk on when you re working on steeper pitches. Before applying roofing you ll need to cover the sheathing with roofing felt also often called tar paper most local codes call for using 30 pound felt.