Features: 

Efficiency

• 94% energy efficient with stainless steel condensing heat exchanger
• Intelligent electronic controls designed to increase energy efficiency and safety
• Third party efficiency listed by GAMA

Performance

• Industry First! .26 GPM minimum flow rate, .40 GPM minimum activation flow rate
• 8.4 gal./min. at 35°F rise max., 6.6 gal./min. at 45°F rise

Compact Size

• Compact space saving design – about the size of a medicine cabinet Self-Diagnostic System
• Self-diagnostic system for easy installation and service.
• Digital display shows temperature setting and maintenance codes

Low Emissions

• Environmentally friendly Low NOx burner meets SCAQMD rule 1146 requirements

 Technology

• Two-pipe direct vent system designed for PVC pipe, see instructions for details
• Built-in electric blower
• Exclusive! Guardian overheat film wrap (OFW)
• EZ-Link cable available for higher demand applications to connect two tankless units to operate as one
• Manifold up to 6 units with an optional MIC-6 manifold control board
• Manifold up to 20 units with the optional MIC-185 plus the MICS-180 manifold control assembly

High Altitude Compliant

• High-altitude capability – up to 9,840 ft. elevation above sea level 
  Plus…
• Up to 35 ft. of 3” PVC Pipe or 5 ft. of 2” PVC Pipe , see instructions for details
• Digital remoted control and 10 ft. of thermostat wire included
• Supplied with a 120 volt power cord (indoor models only)
• Freeze protection to -30°F