Then cover the entire roof with a layer of insulation and secure it with a staple gun.
How to install steel roofing over shingles.
We get asked this question all the time.
Address any existing roof leaks and replace rotten rafters or.
Before you install metal roofing repair any damage to the wood under the shingles.
But first here are a few precautions about the underlying material.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
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.
Steel roofing can be costly but it is a lifetime investment.
This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.
This is by far the most common way to install a metal roof.
Installation of metal roofing over shingles.
Otherwise you will need to remove the shingles.
We re going to break them down so you know what to look out for.
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.
Venting the eaves to vent the roof holes are cut in the old roof above the soffit which pulls air through the soffit vents underneath.
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.
Next use 1 inch nails to secure some metal edging to the perimeter of the roof.
Can i install a new metal roof over shingles.
This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.
Noise is usually not a factor if you are installing a steel roof over asphalt.
If you choose to install metal roofing over shingles there are certain things you must keep in mind.