Install the metal edging.
Installing a metal roof over shingles 2016.
It helps direct water away from the.
Get a precise measurement of your roof surface.
Flashing is metal trim that fits over joints where two sections of roof meet.
Yes you can install a metal roof over shingles.
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 second way to install a metal roof over a shingle roof is with the use of purlins or battens.
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.
Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet.
You will need to lay some 1 by 4 inch pine boards lengthwise every two feet on your roof.
The flashing should overlap the edge of the roof by one inch to help direct.
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.
Things to know about metal over shingle roof problems.
If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
The vast majority of installations of the metal roofing systems produced by my company are over existing shingles.
Getting an accurate measurement will help you determine the exact amount of material.
Start putting the metal panels into place.
Make a slat board base on top of the shingles.
This method has its benefits as well.
How to install a metal roof over shingles hunker.
Install rubber or foam.
The low weight of metal roofing is one thing that encourages this.
Steel shingles weigh about 1 4 what asphalt shingles weigh and aluminum shingles weigh about 1 8 what standard shingles weigh.
Another added benefit is that the layers of your old roof will further insulate your home.
Both metal and shingle roofs are great options for your next roofing project.
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.
After all you ll be making a significant and long term investment.
Lay down roofing felt over the entire roof.
