Features
DIRECT-VENT DESIGN
One-pipe, dual-channel closed system draws all make-up air from outside
the home, eliminating problems caused by insufficient indoor
ventilation and is FVIR compliant.
Horizontal air intake and venting on all models up to 80 inches from
outside wall with no electrical power needed.
DYNACLEAN™ DIFFUSER DIP TUBE
Helps reduce lime and sediment buildup, maximizes hot water output.
Made from long-lasting PEX cross-linked polymer.
GREEN CHOICE® GAS BURNER
Patented “Eco-Friendly” design reduces NOx emissions up to 33% and
complies with requirements for less than 40ng/j for low NOx.
PUSH BUTTON PIEZO IGNITOR
Makes lighting pilot fast and easy with one hand push button spark
ignition.
HEAT TRAP NIPPLES
Factory-installed.
DURABLE TAMPER-RESISTANT BRASS DRAIN VALVE
PERMAGLAS
®
GLASS COATING
Protects steel tank from buildup.
CSA CERTIFIED AND ASME RATED T&P
RELIEF VALVE
6-YEAR LIMITED TANK & PARTS WARRANTY
For complete information, consult written warranty or A. O. Smith Water
Products Company.
CODE COMPLIANCE
UBC, CEC, SBCC, HUD and BOCA National Codes. Meets or exceeds
the thermal efficiency and standby loss requirements of the U.S.
Department of Energy and current edition of ASHRAE/IESNA 90.1.
Meets or exceeds the Federal Energy Efficiency Standards effective
January 20, 2004, according to the National Appliance Energy
Conservation Act (NAECA) of 1992.
DESIGN-CERTIFIED BY CSA INTERNATIONAL
According to ANSI Z21.10.1– CSA 4.1
Standards governing storage-type water
heaters.
AOSRG45700
Residential Gas Water Heaters
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DIRECT-VENT
July 2011R
®
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