Can I Install a Standing Seam Roof Over Asphalt Shingles? | | Always | 6% | | In most cases | 40% | | In some cases | 26% | | Never | 20% | | Not sure | 6% | | | | | Question: Can I Install a Standing Seam Roof Over Asphalt Shingles? Top Answer (40% of 15 votes): In most cases.
Answer: In most cases
Explanation: The answer is, YES! One big advantage to metal roofing is that it is light weight, which makes it the perfect material to be installed over an existing shingle roof Depending on Roof Decking | | HOME SHIELD PRO'S ROOFING & SIDING | Answer: In some cases
Explanation: While not considered a "Best Practice" it and be done but the proper type of barrier must be installed between the metal and the shingles to prevent a galvanic reaction to occur. | | JPS-WNC llc | Answer: In most cases
Explanation: It can be done. As long as the roof is solid. We lay 1x4 perlins over the shinges nailing into the rafters the install our metal over that. | | Cape Fear Exteriors |
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