Sheet Metal Roof Over Shingles

Anatomy of a steel roof.

Sheet metal roof over shingles.

When choosing to install a metal roof homeowners need to. Codes vary so call your local building department to know how to install metal roofing over shingles properly code wise. On the other hand a maximum is around 8 11 inches. Let s take a look at the most common types of metal roofs for houses.

A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. Installing metal roofing over shingles is the best solution. Steel roofing offers many benefits over slate tiles or asphalt shingles metal roofing is resistant to fire rot and termites manufacturers provide 30 year warranties on metal roofing products. Can you add metal roofing over shingles.

An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing. It may be possible to install a metal roof over shingles but this must be permitted by the local building code in your area. Installing steel roofing over existing roofing materials is fairly simple. 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.

3 install 1 4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1 4 purlins over the shingle roof. This is not a complete install only basic install on a bungalow i. In most cases metal roofing and installation is more expensive than asphalt. However there are expensive architectural shingles that cost more than lower cost metals like aluminum.

What s involved in how to install metal roofing. In this video i m installing some metal roofing over an existing ash fault shingled roof. A standard minimum for a sheet of metal placed on the roof so that it overhangs the edge is at least of an inch to 1 inch 2 2 5cm. As long as the plywood under the shingle roof is in good condition this way can provide many benefits.

The metal used for the roof can be tin copper aluminum or steel. Is metal more expensive than asphalt to install on a roof. In terms of performance many homeowners choose a steel roof making it the most popular option when it comes to creating a metal roof over existing shingles. However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.

This is by far the most common way to install a metal roof.