1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.
How to installing a metal roof over shingles viedo.
This is not a complete install only basic install on a bungalow i.
Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line.
This is part 1 of a 6 part video series explaining how i installed a metal roof on my house.
A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof.
Cut v shaped notches into metal sheets and bend them to fit trim pieces to the ridge line and eave.
Your metal trim will go along the roof s edges as well as the top ridge.
In this video i cover measuring the roof figuring the metal th.
Install the roofing screws vertically along each rib in the panel.
Use notching scissors to notch the metal in the middle so that it will bend over the ridge.
Close the bottom of the metal roof.
Install the metal trim.
Install with 1 4 inch metal wood screws at a distance of every two feet.
Make sure roof is square.
The low weight of metal roofing is one thing that encourages this.
The vast majority of installations of the metal roofing systems produced by my company are over existing shingles.