Installing Ice And Water Shield On Existing Roof

Peel back 300 600 mm 1 2 ft of release liner align membrane.

Installing ice and water shield on existing roof.

Cut the membrane into 3 5 m 10 15 ft lengths and re roll loosely. This lets any water that gets on the roof run down the underlayment and over the drip edge. This ice shield seals nail holes better then regular tar paper roofing materials. Ice and water protector needs to be installed directly onto the roof deck after you have placed the drip edge at the eave.

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 shield is a membrane that will stop all leaks. Install roof drip edge along the eaves add underlayment then place drip edge along the gable end. 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.

This ice water shield is applied as an underlayment prior to putting the shingles on the roof. Here s how proper installation of grace ice water shield the conventional method. If installed properly this reliable roofing underlayment can save homeowners 18 000 in reroofing costs.