Open valleys have metal flashing to protect this critical area of the roof.
Steel roof flashing installation.
Flashing where the dormer meets the main roof area can be done using westman steel roof shield which is an epdm dormer cap designed for this application shown as an on site flashing below.
This is the metal trim similar to the eave flashing except that it is placed over joints in the roof where different sections meet.
The dormer ridge cap needs to be cut and fitted under the main roof sheets.
The wall side of the flashing can either be covered over with siding or sealed with caulk.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
Installation details for this can be found at the back of this installation guide.
Flashing is metal trim that fits over joints where two sections of roof meet.
Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet.
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This is not a complete install only basic install on a bungalow i.
This flashing is super thin and very flexible to curve around the humps in the metal roofing.
What is roof flashing.
With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim.
In this video i m installing some metal roofing over an existing ash fault shingled roof.
How to install a flashing on a metal roof.
It helps direct water away from the meeting points and keeps the roofing dry.
The flashing should overlap the edge of the roof by one inch to help direct water.
Posted march 4 2017 filed under roof installation roof repair maintenance.
Butyl tape should be applied where the foot of the flashing attaches to the roof.
Figure 11 sidewall flashing is applied when the side of the roof butts up against an adjacent wall.
Bent into an l shape.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.
I prefer to use a dsa flashing also known as a dead soft aluminum flashing.
Roof flashing is a material used as a protectant against water leaks or seepage and is typically made of galvanized metal but it can also be in the form of aluminum sheet metal copper or even plastic.
Following is the proceedure for installing the dsa flashing.
Galvanized sheet metal bent at a 90 degree angle i e.
I m going to install one between each panel directly in the center.
This flashing is typically field fabricated from a sheet of 26 ga.
Galvanized metal or aluminum is considered the best to use for roof flashing.