When installing anything on a roof you need to follow the water rule the water rule means you consider where water will run when it s on the roof.
Installing roofing paper and drip edge.
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.
The reason why drip edge should be installed below the underlayment along the eaves of the roof is so that water does not get under the drip edge.
Lay the first course of tar paper lengthwise on the roof so one edge is covering the drip edge nailed to the roof.
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This lets any water that gets on the roof run down the underlayment and over the drip edge.
Unroll the paper on the roof and cut it to the correct length with a utility knife.
Staple it to the plywood with a staple gun placing the staples at 6 to 8 inch intervals along the edges and in the middle of the paper.
The roof leg should extend a minimum of 2 back onto the roof sheathing.
Drip edge is the first of all roofing materials installed on a house once the tear off is complete and any rotted sheathing is replaced.
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While the vertical leg should be placed 1 4 1 2 away from the fascia.
Learn how to install drip edge properly how to install drip edge properly.
How to install drip edge drip edge installation may seem self explanatory but there are definitely right and wrong ways to install drip edge when preparing to roof a house.
To install a drip edge on a newly constructed roof or on a re roofing job attach the drip edge along the roof s eaves first.