Proper Drip Edge For Flat Roofs

How to install a drip edge slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.

Proper drip edge for flat roofs.

Slide the flat bar under starter course and pry out the nails. When a drip edge metal flashing at a roof s edge is part of a required installation the specifics of the edging are also often neglected in relationship to the type of metal used its gauge metal thickness and its dimensions. The correct placement of a roof drip edge is on top of the roof s exterior cover directly between the sheathing and the fascia board which forms a drainage gap between the drip edge and the fascia board. Drip edges are metal sheets usually shaped like an l installed at the edge of the roof.

Make sure the outer edge extends over the gutter. Pre formed sections enhance the speed of installation and consistency of the finished detail. Without a drip edge water may end up beneath the shingles and may cause damage to various parts of the home. On some roofs you may need to remove a couple of shingle nails to make some room to work.

Rapid drip former is a unique and innovative method of providing a straight clean drip edge to a flat roof. Use a flat pry bar to remove drip edge nails along the eave and rakes. While the vertical leg should be placed 1 4 1 2 away from the fascia. Drip edge varies in dimensions but typically the flange that nails to the roof surface is about 2 5 wide and the vertical edge that directs roof runoff down and away is about 1 5 in depth.

The roof leg should extend a minimum of 2 back onto the roof sheathing. As a result the drainage improves water flow and protects the roof from potential water damage. You may need to use a putty knife to break the seam between the first course and the starter strip. Rubber roof repair kit available on amamzon.

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. Also called drip edge flashing or d metal they serve a vital function by directing water away from the fascia and into the gutter. Install roof drip edge along the eaves add underlayment then place drip edge along the gable end. Why is a drip edge important.