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A O Smith Water Heater AOSRG45900 ManualResidential Gas Water Heaters
CLOSED COMBUSTION POWER DIRECT-VENT
POWER DIRECT-VENT DESIGN
ProMax Power Direct Vent residential gas models are equipped with FVIR technology to meet Phase III of the ANSI Z21.10.1 standards for the resistance to flammable vapor ignition and resistance to lint, dust and oil accumulation tests. The two-pipe closed-combustion system draws all make-up air from outside the home, eliminating problems caused by insufficient indoor ventilation. The system permits com... Brands:A |
User Manual |
ENGLISH |
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