Doesn t provide the flattest surface for the metal roofing to be installed over each course of shingles is about a 1 8 higher than the course just below it.
Metal roof over shingles.
Let s take a look at the most common types of metal roofs for houses.
Otherwise they would be found everywhere.
Anatomy of a steel roof.
What s involved in how to install metal roofing.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
This method has its benefits as well.
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.
The metal used for the roof can be tin copper aluminum or steel.
Codes vary so call your local building department to know how to install metal roofing over shingles properly code wise.
If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
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.
Things to know about metal over shingle roof problems.
The second way to install a metal roof over a shingle roof is with the use of purlins or battens.
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.
An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing.
Installing metal roofing over shingles is the best solution.
This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.
Both metal and shingle roofs are great options for your next roofing project.
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.
Otherwise you will need to remove the shingles.
Disadvantages of metal roofs.
After all you ll be making a significant and long term investment.
When choosing to install a metal roof homeowners need to.
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.
Metal roofs over shingles will also provide an extra layer covering your home helping to further insulate it.
Like most other things there are a few disadvantages of choosing metal roofs.