Can I have three layers of asphalt shingles on my roof? | | In most cases | 2% | | In some cases | 30% | | Never | 63% | | Not sure | 2% | | | | | Question: Can I have three layers of asphalt shingles on my roof? Top Answer (63% of 36 votes): Never.
Answer: In some cases
Explanation: That just means who ever did the roof last didn't feel like scraping the old shingles off and with that many layers I wouldn't be surprised if the roof didn't last as long as the warranty says on the shingles | | Srp inc. | Answer: Never
Explanation: No only will this add to much weight to the rafters but if you should have a leak there is no way to find the leak. | | Roofing Repairs 911 | Answer: Never
Explanation: Not allowed by Code | | Roofer Mike Inc | | | ProMatcher | Answer: In some cases
Explanation: By code, it is not allowed to install more than two layers | | Suburban Steel Roofs | Answer: Never
Explanation: Three layers of shingles will void your manufacturer and installer warranties. | | JPS-WNC llc | Answer: In some cases
Explanation: It depends on the pitch of the roof. | | Park Builders Inc. | | | ProMatcher | Answer: Never
Explanation: Can you? Sure, if you or your roofer does not follow GA state building code. If your community requires an inspection on a roof replacement, a third layer or more will not pass inspection.
Allegiant Roofing does not do multiple layers on a roof. | | Allegiant Roofing, LLC | Answer: Never
Explanation: fire code. To much weight on the roof for the fire fighters to go on and put the fire out. It changed in 1988 by the fire marshall | | Todd's Roofing & Siding |
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