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ProMax SL Direct-Vent Features
SIDE-MOUNTED RECIRCULATING TAPS
n For installation with combination space heating/potable water heating
applications (such as with air handlers) or any system requiring a
recirculating hot water loop.
DIRECT-VENT DESIGN
n One-pipe, dual-channel closed-combustion system draws all make-up air
from outside the home, eliminating problems caused by insufficient indoor
ventilation, and is FVIR compliant
n Horizontal air intake and venting on all models up to 80 inches from outside
wall, with no electrical power needed.
A. O. SMITH DYNACLEAN™ DIFFUSER DIP TUBE
n Helps reduce lime and sediment buildup, maximizes hot water output.
Made from long-lasting PEX cross-link polymer.
GREEN CHOICE™ GAS BURNER
n Patented “eco-friendly” design reduces NOx emissions up to 33% and
complies with Southern California and Texas requirements.
PUSH BUTTON PIEZO IGNITER
n Makes lighting pilot fast and easy with one hand push button spark ignition.
HEAT TRAP NIPPLES Factory installed.
DURABLE TAMPER-RESISTANT BRASS DRAIN VALVE
A. O. SMITH PERMAGLAS
®
GLASS COATING
n Protects steel tank from rust.
FACTORY-INSTALLED TEMPERATURE & PRESSURE (T&P) RELIEF
VALVE
6-YEAR LIMITED TANK & PARTS WARRANTY
n For complete information, consult written warranty or A. O. Smith Water
Products Company.
CODE COMPLIANCE: UBC, CEC, SBCC, CABO, HUD, BOCA NATIONAL
CODES, ASHRAE/IES 90.1-1999 AND 2004 NAECA
DESIGN-CERTIFIED BY CSA INTERNATIONAL
n According to ANS Z21.10.1 standards governing storage-type water heaters.
AOSRG46400
DIRECT-VENT
Residential Gas Water Heaters
Revised April 2008
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SL
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