Coverage Of A Roll Of Roofing Felt

So you have 1 900 square feet.

Coverage of a roll of roofing felt.

For instance a typical 2700 square foot home might require three rolls of synthetic underlayment compared to 14 rolls of no 30 felt to cover the same area. Using a roll of felt coverage or several rolls provides the roof with additional waterproofing and protects the wood sheathing of a roof until the installation of shingles is finished. Rolls of felt are 36 wide x 144 long for 15 and 72 long for 30. Roofing felt commonly called tar paper is an important component of any roofing system.

15lb and 30lb felt. It has just one layer so it goes on fast and can be installed by a homeowner. Rows are overlapped 2 inches not 6 inches. A standard roll of 30 felt covers 216 square feet.

To apply rolled roofing you ll need your roof measurements a broom chalk to mark lines a razor blade to cut the material roofing cement nails and a hammer to hold down the material. A square is considered a 10 x10 area or a 100 square feet. Visit your local hardware store and ask for enough rolled roofing to fit the area of your roof. One half the area of a roll of 15 felt which covers 432 square feet.

This membrane contains a core of nonwoven polyester mat that resists splits and tears. Tri ply app granular cap sheet 39 625 in. How many rolls of felt will you need. When talking roofing materials.

The average roll of 15 pound roofing felt covers about 400 ft 2 or 4 squares while the average roll of 30 pound roofing felt covers about 200 ft 2 or 2 squares. Roofing felt is sold in rolls and the product label will give information on the area contained. Safe synthetic underlayment is also advantageous for worker safety the surface of many synthetic roofing underlayments including those offered by owens corning features a variety. Roll roofing is different.

15lb felt covers 4. There are two basic types of felt. Roofing felt is sold by the roll.