How Long Is A Roll Of Roofing Paper

Remember when estimating required amounts that you need to overlap the felt about.

How long is a roll of roofing paper. Mark a chalk line to identify the end of your first layer. If you lay the product out flat and measure it it s a little over 100 sf but you overlap it when you apply it. Using a measuring tape measure 35 inches 89 cm up from the bottom of the roof and make a mark with chalk. It provides extra waterproofing to protect the wood until shingles are installed.

Figure about 450 square feet of felt. 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. Roofing felt also known as tar paper is a roll of felt coverage is often used when constructing a roof. The standard roll is probably considered to be 15 felt and that is three squares 300 sq ft.

Roofing paper or felt normally comes in about 150ft rolls and are 3ft wide. It s not really tar paper any longer todays building paper is consider asphalt impregnated. The measurement of 35 inches 89 cm is the default measurement used by most roofing professionals. It is typical for the roof to be in this condition for 30 60 days while other phases of the construction are completed.

In order to know the appropriate amount of roofing felt to use the roof pitch will need to be calculated first.