AO Smith 199,000 BTU Tankless Water Heater with X3 Scale Prevention Technology ATM-199X3

AO Smith 199,000 BTU Tankless Water Heater with X3 Scale Prevention Technology ATM-199X3

Meet the first tankless with scale prevention technology. No need to do an annual flush anymore on the unit.

FEATURES:
X3™ SCALE PREVENTION
TECHNOLOGY (PATENTED DESIGN)
• Units maintain like-new performance
longer and life extended by up to 3x
versus unprotected units
• Eliminates need for annual descaling
• Additional X3™ cartridges available for
purchase with accessory parts
PERFORMANCE & EFFICIENCY
• 160,000, 180,000, 199,000 BTU/h
• 10,000 BTU/h min. input
• Max Flow Rate 10.5 GPM; 0.4 GPM
activation; 0.26 GPM for continuous fire
• 0.95 UEF, ENERGY STAR® certified
• Ultra Low NOx
ULTIMATE FLEXIBILITY
EASE OF INSTALLATION
• Vent with ULC S636 certified PVC, CPVC,
or polypropylene pipe
• Exhaust venting, 2” PVC up to
50’ (15.3 m); 3” PVC up to 150’ (45.7 m)
• Flexible venting with PVC, CPVC
or Polypropylene
• Pressure relief valve included
• Cascade up to 12 units with single cable
per heater, cable included
• Approved for installation in manufactured
homes
WARRANTY
• No hardwater exclusions
• 15-year limited warranty on heat
exchanger in residential applications
• 5-year limited warranty on all parts in
residential applications
• 1-year limited warranty on heat
exchanger and parts in commercial
applications