Grace ice water shield self adhered roofing underlayment product description grace ice water shield is a premier membrane composed of two waterproofing materials an aggressive rubberized asphalt adhesive backed by a layer of high density cross laminated polyethyl ene.
Water shield membrane for roof.
Grace ice water shield underlayment also offers leak protection in trouble prone spots like valleys skylights protrusions and other flashing areas.
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.
Delivers all the advantages of grace ice and water shield with thermal stability up to 260 f.
Can be left exposed for up to 120 days.
Specifically designed to meet the challenges inherent in metal roof assemblies.
The ice and water shield is an amazing roofing product that was first introduced in the 1980s.
Gcp invented fully adhered roofing underlayments more than 35 years ago.
After that time it quickly came to be used by most companies to create better roofing systems whatever the weather.
Grace ice water shield roofing membrane is used as an underlayment for sloped roofs to resist water penetration due to water back up behind ice dams or wind driven rain.
The rubberized asphalt surface is backed with.
If you have a roof that you know to be older than 1980 it won t have this great product under the shingles.