Tinning A Roof Over Shingles

The metal used for the roof can be tin copper aluminum or steel.

Tinning a roof over shingles.

Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. 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. If you re considering getting a metal roof you may be wondering if you can install it over shingles. If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.

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. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Both metal and shingle roofs are great options for your next roofing project.

The second way to install a metal roof over a shingle roof is with the use of purlins or battens. 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. Otherwise you will need to remove the shingles. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.

When choosing to install a metal roof homeowners need to take into account several trade offs involving cost and. Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet. 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. It helps direct water away from the meeting points and keeps the roofing dry.

Things to know about metal over shingle roof problems. However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof. Flashing is metal trim that fits over joints where two sections of roof 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.

Can metal roofs be installed over shingles. This method has its benefits as well. 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. 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.