The low weight of metal roofing is one thing that encourages this.
Installing metal roof over shingles youtube.
3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof.
Make sure roof is square.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
Let s take a look at the most common types of metal roofs for houses.
An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing.
The vast majority of installations of the metal roofing systems produced by my company are over existing shingles.
Metal roofing 101 diy steel roofing installation over shingles subscribe.
In this video i cover measuring the roof figuring the metal th.
Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed.
This is by far the most common way to install a metal roof.
As long as the plywood under the shingle roof is in good condition this way can provide many benefits.
Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
Steel shingles weigh about 1 4 what asphalt shingles weigh and aluminum shingles weigh about 1 8 what standard shingles weigh.