The drip edge also gives us a nice straight edge with which to align roof shingles slates or other roofing material.
Shingle roof drip edge detail.
In all cases it is important to properly detail and install the edge conditions.
Dealing with dips and making clean overlaps metal drip edge flashing is installed on the perimeter of a roof to direct water away from the fascia into the gutters and to keep wind blown rain videos roofing wrb flashing drip edge installation on an existing roof.
Drip edge is installed around the whole perimeter of the roof.
Always try to carry membrane felts over or up and over and down to ensure the roof membrane will always drain free and clear of any adjacent system.
Typical roofing details autocad files.
Drip edge provide drip edge at eaves and gables of shingle roofs.
Edge grip extruded detail.
Non compatible wall air barrier tie in mechanically attached roof.
A furring edge is a strip of one by two wood you install on the vertical surface of the house just beneath the roof s edge.
Moisture accumulation with moisture accumulation being a factor with shingle deterioration it is important to locate the drip metal edging where the moisture can be quickly eliminated which is at the eaves or edges of the roof that overhang a supporting structure.
Drip edge at eaves shall be permitted to be installed either over or under the underlayment.
Detail drawing pdf pdf 207 kb.
Detail drawing pdf pdf 220 kb.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
In some locations it is acceptable for the roof shingles to line up with the drip edge.
Detail drawing dwg.
Install drip edges on the eaves first.
Place the drip edge down aligning it so water will drip into the gutters.
When you install the drip edge over this strip it keeps the lower flange further from the home s siding which helps to keep water further from the home.
It is used to hold the underlayments down and create a watertight seal around the edge of the roof.
However when permitted it is best to have the roof shingles hang over the drip edge by a minimum of 1 4 and a maximum of 3 4.
