Steel Roof Flashing Installation

It s very important to make sure that you grab the z channel that s below and make sure that you re in the outside leg of the z channel.

Steel roof flashing installation.

Butyl tape should be applied where the foot of the flashing attaches to the roof. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. This flashing is typically field fabricated from a sheet of 26 ga. In this video i m installing some metal roofing over an existing ash fault shingled roof.

Galvanized sheet metal bent at a 90 degree angle i e. This is not a complete install only basic install on a bungalow i. Open valleys have metal flashing to protect this critical area of the roof. It helps direct water away from the meeting points and keeps the roofing dry.

Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet. With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim. The wall side of the flashing can either be covered over with siding or sealed with caulk. Galvanized metal or aluminum is considered the best to use for roof flashing.

How to install a flashing on a metal roof. Following is the proceedure for installing the dsa 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. This should be used in valleys points where 2 sections less than 140 degrees meet and as end caps over the tops of 2 sides that meet.

Metal roofing source toll free 1 877 833 3237 www. Posted march 4 2017 filed under roof installation roof repair maintenance. This is the metal trim similar to the eave flashing except that it is placed over joints in the roof where different sections meet. Bent into an l shape.

I prefer to use a dsa flashing also known as a dead soft aluminum flashing. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Flashing is metal trim that fits over joints where two sections of roof meet. I m going to install one between each panel directly in the center.

The flashing should overlap the edge of the roof by one inch to help direct water. Figure 11 sidewall flashing is applied when the side of the roof butts up against an adjacent wall. The dormer ridge cap needs to be cut and fitted under the main roof sheets. Installation details for this can be found at the back of this installation guide.

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. 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.