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.
Can i put metal roof on top of shingles.
However you can install metal roofing over the asphalt shingles but vice versa is not recommended.
However there are some things that you will want to check out before doing it this way.
Even though you might be content with a fine.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
Installing a metal roof on top of shingles can be done in three basic steps only 2 are required.
A metal roof reduces cooling costs during the summer months because it can reflect the sun s rays.
Besides the necessary roofing skills you will need to learn tips specific to shingles installation.
You might not be aware of what goes on over your head but it s always important to check your roof s conditions now and then.
For one you will need to check with your local building department and ask if this is an approved installation method.
Winter heating costs may be reduced thanks to a double layer of insulation.
When it comes to your roof you need to have the best quality materials for it to be kept in top shape.
Asphalt over asphalt is not advisable.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
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.
However you ll want to check with your local building department before you make any decisions.
Yes you can install a metal roof over shingles.
As long as the plywood under the shingle roof is in good condition this way can provide many benefits.
A metal roof can be installed over a shingle roof but you ll need to make sure the plywood under your shingle roof is in good enough shape to handle a new metal roof over top.
Installing shingles over metal roofing is not a thing that you should even try to do.
One big advantage to metal roofing is its light weight which means metal roofing can be installed over an existing shingle roof.
It s the simplest and fastest way to install a metal roof.
This is by far the most common way to install a metal roof.
This means the total roof weight was probably greater when the previous layer of shingles was installed than the new metal roofing.