Features:
- ASME certified
- Up to 98% thermal efficiency
- 225,000 BTU maximum input
- 12.1 gallons per minute capacity at 35F degree rise
- Minimum activation flow rate of 0.5 gallons per minute
- Electronic ignition and patented burner design
- Exclusive safety and precision controls
- Built in freeze protection
- Direct vent, vertically or horizontally with PVC, CPVC or ABS-DWV
- Concentric and twin pipe venting options
- Can be used in solar thermal, recirculation, and space heating applications
- Built for durability and serviceability with 15-year warranty and 20+ year life expectancy