Fire And Ice Roofing Underlayment

Click to add item atlas summit 60 synthetic 48 x 250 roofing underlayment 1 000 sq.

Fire and ice roofing underlayment.

Ft to the compare list. Click to add item leakbarrier ps200 high temperature 36 x 66 8 ice water barrier 200 sq. Ft to the compare list. Apply grace ice water shield underlayment in fair weather when the air roof deck and membrane are at temperatures of 40 f 5 c or higher.

An ice barrier underlayment is typically a self sealing self adhering waterproof underlayment. Synthetic underlayment like an ice and water shield is quite a bit lighter rolls out in large rolls and is made of polypropylene fiberglass polyethylene and polyester. It is a lot more efficient at preventing leaks and is thinner. 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.

Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen. You can read fine homebuilding editorial adviser mike guertin s comprehensive survey of synthetic roofing underlayments to see which material fits your needs best. On roofs with steep pitches this may require up to four courses of ice barrier underlayment to install at least 24 horizontal measure outward from the exterior surface of the exterior wall. 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.

Traditional asphalt felt underlayments tear easily and absorb moisture leading to wrinkling that telegraphs through the shingles. Cut the membrane into 10 15 ft 3 5 m lengths and reroll loosely. Apply roof covering material at temperatures of 40 f 5 c or higher. Synthetics hold up better in the case of blow offs because they don t tear like felt paper can.

Quality roofing underlayment is critical for helping to prevent wind driven rain from infiltrating under the roof s shingles and potentially damaging the home s structure and interior. Traditionally asphalt felt underlayment has been 36 in wide 15 lb. Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment.