Do you put drip edge under ice and water shield?
The best way is to install the roof drip edge only along the eaves first, then place ice-and-water barrier (in the snowbelt) or felt paper (underlayment) over the drip edge.
Should drip edge go over or under felt?
Does Drip Edge Go Over or Under Felt? According to most building codes and manufacturer recommendations, the drip edge should be installed beneath the underlayment along the eaves of the roof.
Does drip edge go over tar paper?
The drip edge should be over the paper at the eaves, and under along the rake. cwalsh: The drip edge should be over the paper at the eaves, and under along the rake.
Should shingles overhang the drip edge?
Yes. Shingles should not extend more than 3/4” (19 mm) past the drip edge. If shingles overhang the edge of the roof by more than 3/4” (19 mm), then they are not supported and may crack and break off.
Does tar paper go under drip edge?
The drip edge should be over the paper at the eaves, and under along the rake. mroberson: Its a TRAP! Back in my construction days, I learned that you place the tar paper OVER the drip edge on the eaves so if moisture gets through the shingles, it does not get under the drip edge.
Which is better drip edge or ice and water shield?
If the Ice & Water Shield goes down first, the plywood is better protected. Also, if the galvanized drip edge ever rusts, it is easier to replace when reroofing if it is installed on top of the Ice & Water Shield. When it comes to synthetic roofing underlayments in warm climates, the same rule applies, but for different reasons.
Why does ice go under the drip edge?
If ice ever backs up from a clogged gutter, the ice can get under the drip edge and reach the plywood. If the Ice & Water Shield goes down first, the plywood is better protected.
Why do I need a drip edge on my roof?
There are several reasons for this. If ice ever backs up from a clogged gutter, the ice can get under the drip edge and reach the plywood. If the Ice & Water Shield goes down first, the plywood is better protected.
Do you put ice dam Membrane over or under drip edge?
But several manufacturers of film-capped membranes have instructions calling for their product to be installed before the drip edge and sealed over the fascia. The reasoning in this case is that the membrane will prevent ice-dam water from backing up under the drip edge and leaking into the soffit, where it can travel back to the wall of the house.