Roofing Felt Paper Coverage

Roofing paper or felt normally comes in about 150ft rolls and are 3ft wide.

Roofing felt paper coverage.

Assuming your roofing contractor is using standard 36 wide 15 roofing felt double coverage means that each layer of felt put down across the roof laps 19 over the upper half of the previous course. Add an extra layer of protection between your shingles and roof deck with this 30 216 sq. Roofing experts have discovered that adding a layer of protection between your structural roof decking the layer of wood that covers your rafters and your roof shingles helps create a better looking and longer lasting roof. This felt will help prevent damage to your roof from wind driven rain and water from other sources.

Figure about 450 square feet of felt. Item 169827 model 5003002. Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment. Setting the roll and then nailing off.

In order to know the appropriate amount of roofing felt to use the roof pitch will need to be calculated first. You will need just under 1 2 of a roll. Estimating felt underlayment tar paper 1 find the square footage of the roof. So anywhere along the gable end that you can see the felt you ll see two layers.

Good luck on your project. Felt roofing underlayment is typically available in two types. Felt roofing underlayment is one of the oldest types of roofing underlayment. No 15 felt and no.

This video walks through the very basic steps for installing tarpaper felt. Why use roofing felt paper. Felt roof deck protection. Remember when estimating required amounts that you need to overlap the felt.

It s created by saturating paper or fiberglass mat with asphalt. Measure the length and width of each portion of the roof multiply length by width for each plane and add the planes together for the total square footage. In roofing and applying felt paper there is always extra left over. The specs on the website say that this will cover 432 sqft.

Starting a roof with tarpaper felt. It provides extra waterproofing to protect the wood until shingles are installed.