How To Install Corrugated Metal Roofing Over Shingles

But first here are a few precautions about the underlying material.

How to install corrugated metal roofing over shingles.

One downside is that the metal sheets have a susceptibility to denting both in installation and during hailstorms. Consult the guide for your shingle brand to determine the specific method of installation required to preserve the warranty. Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.

Can i install a new metal roof over shingles. This method has its benefits as well. Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed. Installing steel roofing over existing roofing materials is fairly simple.

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. A corrugated metal roof is quieter than pvc when it rains. However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof. We get asked this question all the time.

Metal roofing resists rot is not susceptible to insect damage and is non combustible a boon in fire prone areas. Most metal shingles will be attached to the roof using metal shingle clips but metal roofing shingle installation can be system specific. Installation of metal roofing over shingles. If you choose to install metal roofing over shingles there are certain things you must keep in mind.

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. Remove the old roofing. We re going to break them down so you know what to look out for. Address any existing roof leaks and replace rotten rafters or.