Grace ice water shield is a versatile underlayment material that may be used on sloped roofs under mechanically attached roof coverings such as asphalt shingles slate tile cedar and standing seam metal in many climate and assembly conditions see limitations for additional information.
Ice and water shield under metal roof.
Ice and water shield goes under typically asphalt shingles along the roof edge the first three foot edge of the roof and it does two things.
These categories are regular and what s known as high temp i never really thought too much about the difference until a customer of mine had a problem with a black substance oozing out between the metal.
The product should be a premium high temperature ice and water shield for use with tile metal and other roofs with scrim reinforced top surface.
Most manufacturers of fully adhered roofing underlayment or ice and water shield offer their product in two major categories.
It delivers all the advantages of grace ice and water shield roofing underlayment with thermal stability metal and tile.
Grace ice and water shield ht fully adhered smooth grace ice and water shield ht fully adhered smooth surface roofing underlayment is specifically designed for high temperature applications such as metal and tile roofs.
Not all roofing underlayments are the same.
If you have a roof that you know to be older than 1980 it won t have this great product under the shingles.
Ice and water protector sometimes also referred to as ice and water shield is a waterproof roof underlayment membrane developed to protect vulnerable areas on a roof from ice and water damage.
The ice and water shield is an amazing roofing product that was first introduced in the 1980s.