This method has its benefits as well.
Installing a metal roof over shingles 2016.
Another added benefit is that the layers of your old roof will further insulate your home.
Install the metal edging.
A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof.
The low weight of metal roofing is one thing that encourages this.
The second way to install a metal roof over a shingle roof is with the use of purlins or battens.
How to install a metal roof over shingles hunker.
Start putting the metal panels into place.
Yes you can install a metal roof over 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.
Can i install a new metal roof over shingles.
After all you ll be making a significant and long term 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.
The flashing should overlap the edge of the roof by one inch to help direct.
It helps direct water away from the.
Lay down roofing felt over the entire 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 shingles weigh about 1 4 what asphalt shingles weigh and aluminum shingles weigh about 1 8 what standard shingles weigh.
Both metal and shingle roofs are great options for your next roofing project.
Install your metal edging around the perimeter of your roof.
However you ll want to check with your local building department before you make any decisions.
You will need to lay some 1 by 4 inch pine boards lengthwise every two feet on your roof.
Get a precise measurement of your roof surface.
Flashing is metal trim that fits over joints where two sections of roof meet.
The vast majority of installations of the metal roofing systems produced by my company are over existing shingles.
Install rubber or foam.
Getting an accurate measurement will help you determine the exact amount of material.
Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet.
1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.
