An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing.
Metal roof flashing techniques.
Start the flashing installation at the sill before the window is installed.
Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic.
Then install a non corrosive metal valley flashing of 24 minimum width.
You may have to nail the lower edge to the roof to hold it flat.
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.
If so cover the nail head with a dab of silicone.
At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter while this is a nice diagram of how these flashings work don t forget our 5 th design rule.
You ll have to measure your roof slope and have a sheet metal or gutter making shop make one for you.
Unfortunately you can t solder aluminum flashing and soldering galvanized steel is difficult.
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 provides protection for pipes cables conduits and wires.
Whether you are looking to install a metal roof on a shed or a house it s important to know the difference in the various types of metal roofs available.
Open valleys have metal flashing to protect this critical area of the roof.
This adjustable rubber pipe flashing for metal roofing this adjustable rubber pipe flashing for metal roofing accommodates roof penetrations from 1 4 in.
Required tools for this project.
Install an underlayment centered in the roof valley.
That being said here are a couple of flashing tips that even an inexperienced homeowner should make note of.
Always check the roof flashing and the condition of the shingles whenever you clean your gutters.
The flashing membrane should completely cover the sill and fold out onto the shear wall.
By flashing the sill first any moisture that may enter the window cavity can weep to the.
The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
The best way to learn proper flashing techniques is to spend time with an experienced craftsman as he installs a complete roof.
Up to 5 3 4 in.
Let s take a look at the most common types of metal roofs for houses.
Lap successive sheets of metal flashing a minimum of 12 inches and seal laps.
This membrane should also extend up each jam by approximately 4 to 6 inches.
