Porch Roofing Felt

Setting the roll and then nailing off.

Porch roofing felt.

Hi i ve got a small open porch approx 5ft x 3ft with a flat roof that s leaking. Consider other underlayment options as needed such as rubber or tar products. How many nails will you need. Some newer felts have fiberglass weaves.

Applying roofing felt first will better protect the sheathing against condensation as well as against leaking. Ideal for an apex flat or pent roof shed felt and roofing membrane are durable and perfect for a newly built structure or to re cover existing roofing material. Roll roofing is often installed over bare wood sheathing or sheathing that has been painted with a primer. If the roof is sloped you can use the exposed nail method.

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. This video walks through the very basic steps for installing tarpaper felt. For a slightly sloped roof use the concealed nail method shown. Rolls of felt are 36 wide x 144 long for 15 and 72 long for 30.

Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof. Felt roof deck protection. Knowing the different types of roofing material and how they work will ensure your porch roof is constructed to do its job. This felt will help prevent damage to your roof from wind driven rain and water from other sources.

It s a 1960s house and looking at my neighbours porch i d guess that originally it was a flat concrete porch roof that has. Roofing felt usually comes in two weights 15 lb. Add an extra layer of protection between your shingles and roof deck with this 30 216 sq.