Traditional felt paper does a decent job at stopping most leaks where water gets under shingles tiles metal or slate.
Roofing paper ice.
Gcp invented fully adhered roofing underlayments more than 35 gcp invented fully adhered roofing underlayments more than 35 years ago.
Ice and water shield is a far superior product compared to basic roofing felt paper.
Tim wrote in asking if he should use roofing paper on his roof in addition to ice and water shield.
Item 169827 model 5003002.
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.
What does felt paper do.
First on the front edge of the roof overhang you should nail on a drip edge.
Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment.
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.
Roofing ice and water shield may look like traditional felt paper but it s vastly different in performance.
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.
Felt paper or tar paper is also a rolled material you see roofers nailing down under shingles.
If you see ice and water shield being installed you might think it is felt paper.