Apply roof covering material at temperatures of 40 f 5 c or higher.
Grace ice and water shield nail laps high pitch roofs.
Roll overlap areas thoroughly.
Grace ice water shield is designed to perform for the life of the roof covering.
End laps can be 4 to 6 and side laps in overlying courses lapped to either the 2 or 4 lay lines.
Protects all standard sloped roofs slate tile shakes or metal as well as ordinary asphalt shingles.
Ice dams grace ice water shield should be used in conjunction.
Peel back 300 600 mm 1 2 ft of release liner align membrane.
Peel back 1 2 ft 300 600 mm of release liner align the membrane and continue to peel the release liner from the membrane.
Grace ice water shield is used as an underlayment for sloped roofs to resist water penetration due to water back up behind ice dams or wind driven rain.
Press the membrane in place with heavy hand pressure.
Grace ice water shield also offers leak protection in trouble prone spots like valleys skylights protrusions and other flashing areas.
Cut the membrane into 10 15 ft 3 5 m lengths and reroll loosely.
If installed properly this reliable roofing underlayment can save homeowners 18 000 in reroofing costs.
Forms watertight seal at overlaps.
Peel back 1 2 ft 300 600 mm of release liner align the membrane and continue to peel the release liner from the membrane.
Back nail the waterguard rain ice when a section of roof is covered use a heavy membrane roller over the entire surface to ensure complete adhesion.
Apply roof covering material at temperatures of 40 f 5 c or higher.
Using ice water shield.
I am about to reroof using grace ice and water shield for the first two courses then a synthetic underlayment above.
Grace ice water shield ht 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.
Eaves flashing recommendations for asphalt shingle roofs.
The best defense against ice dams in cold climates is a so called cold roof consisting of high levels of ceiling insulation separated from the roof surface by a free flowing vent space see preventing ice dams page 97 in the printed text best.
Grace ice water shield ht underlayment also offers leak protection in trouble prone spots like valleys skylights protrusions and other flashing areas.
Cut the membrane into 3 5 m 10 15 ft lengths and re roll loosely.
Dual barrier protection rubberised asphalt and polyethylene are combined to form two waterproofing barriers providing maximum protection.
Cut the membrane into 10 15 ft 3 5 m lengths and reroll loosely.
Tack secure the end of the roll with a nail.
Here s how proper installation of grace ice water shield the conventional method.
