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hvac - Is a water heater exhaust pipe adhered or sealed in any way that would prevent me from temporarily removing it? - Home Improvement Stack Exchange
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Hotwater Heater: Vent Pipe Not Aligned? | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
Can I replace my water heater power vent for a regular water heater without a power vent? I have been having a lot of problems with power vent water heater. - Quora
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