Ice And Water Barrier Under Metal Roof

Ice barrier in areas where there has been a history of ice forming along the eaves causing a backup of water an ice barrier that consists of at least two layers of underlayment cemented together or of a self adhering polymer modified bitumen sheet shall be used in lieu of normal underlayment and extend from the lowest edges of the roof surfaces to the point at least 24 inches inside the exterior wall line of the building.

Ice and water barrier under metal roof. Roll self adhered roofing underlayment 225 sq. Then install regular roofing underlayment tar paper over the top of the drip edge and over the ice barrier and continuing all the way up the roof. Extended uv exposure resists uv degradation when left exposed for up to 90 days. Most manufacturers of fully adhered roofing underlayment or ice and water shield offer their product in two major categories.

Ft 5003002 the home depot. It has an adhesive backing with a peel and stick feature. This is a roof membrane underlayment made up of either a rubberized asphalt or butyl based adhesive with a polyethylene carrier sheet. 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.

It stops ice dams which can freeze at the edge and build up and leak under the shingles. Peak performance high puncture and tear resistant surface. Gcp applied technologies grace ice and water shield 36 in. Can you use standard ice water barrier beneath metal roofing.

The first on the list would be the ice and water shield. Install the ice barrier membrane according to the manufacturer s instructions with the drip edge installed on top of the membrane. Weatherlock specialty tile metal self adhered underlayment provides the additional water proofing protection your home needs to prevent leaks under tile or metal roofing and asphalt shingles. Comes in black color family.

Protect your roof from harsh weather conditions by using this grace ice and water shield roll roofing underlayment. Ice and water shield is a great product that can be used in spots to protect the most vulnerable areas of your roof or as a whole roof underlayment to protect from ice dams water dams storms and leaking in any area of the country and any weather.