Metal Roofing Over Old Roof

Lay a metal roofing panel over the existing roof material in the bottom corner of the roof surface and fasten to the roof according to the metal panel instructions.

Metal roofing over old roof.

Butt these against the bottom of the old roof s third row and nail into place. He said he did not need to that he put a new roof over it. I had a leak in my roof before he installed the new roof. Metal roofing materials are available in several styles that require different fastening applications but are most commonly screwed to the roof framing or sheathing material which in the case of installing over existing roofing material should be fastened using 2 1 2 inch screws.

Your second row of shingles should be cut to 10 inches wide. First excuse me for the lengthly question i am putting new metal roof over old corrugated 10 19 2007 within the roofing over existing roof discussion of the residential metal roofing forum. I had a new metal roof installed a year ago in january 2019. Should you tear off the old roof and start over or simply remove the fasteners from the existing roof and install another roof over it.

Use 1 5 or 1 75 inch roofing nails. However before you decide on reroofing with a metal roof you have to keep in mind that there are specific conditions that make reroofing with a metal roof safe. But he is a professional and knows what he is talking about. I thought that was an odd answer.

This is because by installing the new roof over the old one you can easily miss any damages water spots mold or rot that may be underneath the old singles or materials which can cause future damage. The main benefit of doing it this way is that it is the fastest way to install a new metal roof over a shingle roof. I asked him if he repaired the leak. Metal over metal retrofit considerations there are a number of issues a roofer will have to deal with when it comes to metal over metal retrofits but listed below are a few where the use of a roof hugger system may help resolve.