The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
How to cut roof flashing corners.
Cut the top of the flashing at a slight angle to the face of the rake and bend the vertical leg back against the rake trim.
Cut the overlapping piece with the top edge to fit square against the end of the roof and the overhanging edge to fold around the corner.
Drip edge flashing is any flashing that protects a building element by shedding water.
If you re flashing a masonry chimney nail the flashing to the roof as far up the flashing as possible.
If you do not have a manual powered jump shear you can use tin snips or a utility knife to cut the aluminum flashing.
Starting at the front of the chimney assuming the chimney is surrounded by roof continuous flashing roof to wall flashing along the front bottom edge with soldered corners on each side then step flashing up each side if asphalt shingles are being used then soldered.
If you bend nice crisp corners and nail carefully you ll only leave a tiny hole to caulk at the corner photo 3.
Remember to place the flashing under the weather barrier on the dormer.
You can slide them under the overhanging piece.
Overlap the corners of the roof.
The leading edge of the flashing is called the drip edge.
Position the wall or roof edge as it installs and align the cut with the corner with the 16 inch portion extending beyond the corner.
3 12 flashing large roof penetrations 17 3 13 flashing small roof penetrations 19 3 14 expansion 20 3 15 standard roof flashings 21 3 16 non standard roof flashings cappings 24 3 17 box gutters 25 3 18 barge gutters and capping 26 4 0 typical wall flashings 27 4 1 cladding orientation 27.
Hold a piece of rake flashing in place and then mark and cut its leading edge plumb to the eave fascia.
In this video paulricalde shows the two main types of roof drip edge flashing how to cut both inside and outside corners on them and how to retrofit drip edge on a simple roof.
Chimney flashing is applied around the base of a chimney and behind the wrb in several different pieces of flashing.
Bend the 16 inch portion by hand so it fits against the.
Aluminum flashing protects the fascia board of your home from the elements.
The aluminum flashing is thin and lends itself to a variety of cutting methods.
Turns out not all.
Past the outside corner.
The purpose of the cut is to let the edges of the roof to fit at the end of the roof.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
Now you will make a cut of a square drip edge.
Make sure that the overhanging edge is folded around at the corners of the roof.
Open valleys have metal flashing to protect this critical area of the roof.
