install-and-troubleshoot-water-heater-vent
Water Heater Installation Code Requirements You Should Know
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2021 International Residential Code (IRC) - APPENDIX AB SIZING OF VENTING SYSTEMS SERVING APPLIANCES EQUIPPED WITH DRAFT HOODS, CATEGORY I APPLIANCES AND APPLIANCES LISTED FOR USE WITH TYPE B VENTS - AB102.2
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Vent Options for Gas Water Heaters | A. O. Smith
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Vent Options for Gas Water Heaters | A. O. Smith
