Things to know about metal over shingle roof problems.
Install steel roof over singles.
After all you ll be making a significant and long term investment.
Yes you can install a metal roof over shingles.
If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.
Otherwise you will need to remove the shingles.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
However you ll want to check with your local building department before you make any decisions.
As long as the plywood under the shingle roof is in good condition this way can provide many benefits.
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.
This method has its benefits as well.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
We get asked this question all the time.
Noise is usually not a factor if you are installing a steel roof over asphalt.
Both metal and shingle roofs are great options for your next roofing project.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
Asphalt roofs typically last 20 to 30 years depending on the installation and shingle quality.
If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.
This is by far the most common way to install a metal roof.
If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
Steel roofing can be costly but it is a lifetime investment.
The purlins are screwed or nailed down to the roof deck depending on how the metal roofing manufacturer has testing for their roofing panels and then the metal is installed to the purlins.
Can i install a new metal roof over shingles.
A steel roof is a lifetime investment lasting 50 years or more if it s a good one.
Galvanized steel which is created by using a soft layer of zinc to protect the inner layers is the most common type of steel roofing.
Anatomy of a steel roof.
Building officials in some areas will only allow a re roof over one layer of shingles while officials in other places may allow you to place the roof over two layers of shingles.
Yes you can and by doing so you save in the labor and hassle of tearing off the old roof and you won t be contributing to filling our landfills.