A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
Tinning a roof over shingles.
Otherwise you will need to remove the shingles.
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.
This method has its benefits as well.
Both metal and shingle roofs are great options for your next roofing project.
If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
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.
The second way to install a metal roof over a shingle roof is with the use of purlins or battens.
Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet.
For example if your roof measures 10 feet 3 0 m x 10 feet 3 0 m and the slope of the roof is 12 12 giving a slope factor of 12x12 12x12 12 converts to 1 414 in decimal form you would multiply 10 x 10 x 1 414 to get the total of 141 square feet of roofing.
If you re considering getting a metal roof you may be wondering if you can install it over shingles.
It helps direct water away from the meeting points and keeps the roofing dry.
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.
After all you ll be making a significant and long term investment.
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.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
We re going to answer that question in this blog so keep reading or give our legacy service team a call at 215 798 9790.
The metal used for the roof can be tin copper aluminum or steel.
The flashing should overlap the edge of the roof by one inch to help direct water.
Yes you can install a metal roof over shingles.
Can metal roofs be installed over shingles.
Flashing is metal trim that fits over joints where two sections of roof meet.