It s an asphalt saturated paper that increases the water resistance of your roof from wind driven rains or blow offs.
Roofing paper ice.
What does felt paper do.
Item 169827 model 5003002.
Felt paper or tar paper is also a rolled material you see roofers nailing down under shingles.
Traditional felt paper does a decent job at stopping most leaks where water gets under shingles tiles metal or slate.
Grace ice and water shield fully adhered smooth surface roofing underlayment provides best in class roof leak protection against wind driven rain and ice dams.
Grace ice and water shield roofing underlayment a registered trademark of gcp applied technologies is the name that contractors trust the most to protect their reputations.
Gcp invented fully adhered roofing underlayments more than 35 gcp invented fully adhered roofing underlayments more than 35 years ago.
If you see ice and water shield being installed you might think it is felt paper.
Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment.
First on the front edge of the roof overhang you should nail on a drip edge.
Roofing ice and water shield may look like traditional felt paper but it s vastly different in performance.
This metal flashing runs a couple of inches up the roof out over the edge and then bends down and back.
Well tim there are not a lot of hard and fast rules in roofing but there are some guidelines and some little things that definitely make a better more problem free roof.