Installing Steel Roof Over Shingles Step By Step

What s involved in how to install metal roofing.

Installing steel roof over shingles step by step.

Anatomy of a steel roof. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. Getting an accurate measurement will help you determine the. This is what it looks like when you install a steel shingle roof system over an existing asphalt shingle roof.

Yes you can install a metal roof over shingles. This is by far the most common way to install a metal roof. Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. Start putting the metal panels.

Otherwise you will need to remove the shingles. 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. However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof. As long as the plywood under the shingle roof is in good condition this way can provide many benefits.

Most metal shingles will be attached to the roof using metal shingle. Starting at the bottom or at one end of the roof lay the felt across the entire length and then work your way to the top or center with over laying sheets and as you overlay use the nails to pin this down. Make sure roof is square. 3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof.

Your goal with the roofing felt is to make sure everything is as. Step by step guide step 1. Lay down roofing felt over the entire roof. Codes vary so call your local building department to know how to install metal roofing over shingles properly code wise.

Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.