Residential Gas Tankless
Water Heaters
TANKLESS HIGH EFFICIENCY
CONDENSING MODELS
FEATURES
CONDENSING TECHNOLOGY PROVIDES SIGNIFICANT ENERGY COST SAVINGS
SECONDARY HEAT EXCHANGER IS MADE OF TYPE 316L STAINLESS STEEL
■ Provides additional protection against corrosion
DURABLE COPPER PRIMARY HEAT EXCHANGER CONTINUOUS MAXIMUM FLOW RATES UP TO 8.0 GPM ENERGY STAR® QUALIFIED
OUTDOOR MODELS INCLUDE REMOTE CONTROL AS A STANDARD FEATURE
INDOOR MODELS INCLUDE BOTH A REMOTE CONTROL AND POWER CORD AS STANDARD FEATURES
ELECTRONIC IGNITION - NO PILOT LIGHT
BUILT-IN DISPLAY SHOWS OPERATING TEMPERATURE ALONG WITH DIAGNOSTIC AND ERROR CODES
LOW NOx EMISSIONS
COMPLIES WITH LEAD PLUMBING LAW
SAFETY FEATURES:
■Air-Fuel Ratio (AFR) Sensor
■Exhaust & Water Temperature Safety Control
■Overheat Cutoff Fuse
INTERNAL FREEZE PROTECTION SYSTEM
POWER DIRECT VENT DESIGN
■4" Pipe Vents up to 50 Equivalent Feet or 3" Pipe Vents up to 25 Equivalent Feet
■Uses Inexpensive PVC, CPVC, OR ABS Pipe for Intake and Exhaust (solid core only). Canadian Installations Require ULCS636 Listed PVC or CPVC Pipe for Venting.
■Category III Stainless Steel venting can also be used
ACCESSORIES
■Remote Temperature Controller
■Pipe Cover
■Neutralizer Kit
■Plumbing Installation Kits
■PVC Intake Adaptor
■Concentric Termination
WARRANTY
■12-year limited warranty on heat exchanger in residential applications
■5-year warranty on all parts
Revised April 2012
INDOOR MODELS ATI-320H-N, ATI-320H-P
OUTDOOR MODELS ATO-320H-N, ATO-320H-P
ANSI Z21.10.3 |
CSA 4.3 |
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AOSRG46804
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