How Do You Put A Metal Roof On A House

Can you put steel roofing over asphalt.

How do you put a metal roof on a house.

How to install a metal roof on a house covering your existing asphalt shingles with metal roofing might be worth the expense. You are essentially sealing off the metal roof with this flashing and you need to make sure that is securely fastened. Take care the first piece is aligned precisely perpendicular square to the edge. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch.

Most codes now allow no more than two layers of roofing before requiring a complete tear off. The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof. Space the screws about 12 in 30 cm apart down the entire piece of metal. To watch the entire series from the beginning click here.

Use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging. Place corner pieces where panels will meet bends at the edge of the roofing. Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it. Next you are ready to install the metal roof.

Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm.