Proper Drip Edge For Flat Roofs

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.

Proper drip edge for flat roofs.

Without a drip edge water may end up beneath the shingles and may cause damage to various parts of the home. Rubber roof repair kit available on amamzon. 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. Install roof drip edge along the eaves add underlayment then place drip edge along the gable end.

On some roofs you may need to remove a couple of shingle nails to make some room to work. Use a flat pry bar to remove drip edge nails along the eave and rakes. Also called drip edge flashing or d metal they serve a vital function by directing water away from the fascia and into the gutter. 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.

If it doesn t pull the drip edge out slightly from under the shingles. Why is a drip edge important. 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. 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.

Drip edges are metal sheets usually shaped like an l installed at the edge of the roof. 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. Make sure the outer edge extends over the gutter. The roof leg should extend a minimum of 2 back onto the roof sheathing.

Lengths of drip vary but typically it s sold in ten foot lengths 120. Rapid drip former is a unique and innovative method of providing a straight clean drip edge to a flat roof. You may need to use a putty knife to break the seam between the first course and the starter strip. Slide the flat bar under starter course and pry out the nails.