If installed properly this reliable roofing underlayment can save homeowners 18 000 in reroofing costs.
How to install ice shield on roof.
Install the ice barrier membrane according to the manufacturer s instructions with the drip edge installed on top of the membrane.
Peel both sides of the release film completely off.
Here s how proper installation of grace ice water shield the conventional method.
Begin at a lower corner of roof parallel to the eave and flip the whole sheet over so the adhesive side with release film faces up.
Bruce asked me the following question.
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.
When water and ice is installed should it be adhesive backed and should it be on the bare sheathing at first i was going to give my standard response but i thought this would be an excellent teaching moment.
The drip edge will be installed over the ice and water protector and other underlayments at roof rake edges you should install ice and water protector before other underlayments including roof felt.
Ice and water protector needs to be installed directly onto the roof deck after you have placed the drip edge at the eave.
Cut the membrane into 3 5 m 10 15 ft lengths and re roll loosely.