Features:
- Never run out of hot water again with a steady 6.6 GPM flow rate
- Conveniently mounts to your wall for a low profile installation
- Comes packaged with a wall-mount remote controller with advanced diagnostics tracking
- Can be used with either Category III or IV power direct venting in either a 3″ or 4″ size
- Electronic ignition ensures you never have to mess with a pilot light again
- Complies with lead-free standards
- Protected by a multitude of built-in safety features such as an overheat cutoff fuse, constant temperature monitoring, and air fuel ratio rod
- Includes a 15-year limited warranty on the heat exchanger (6-year in commercial applications) and a 5-year warranty on all parts
- Capable of common-venting up to 8 units
- Durable heat exchanger is constructed of commercial-grade copper resulting in greatly increased heat transfer and resistance to erosion
- Designed for outdoor use only
Specifications:
- Height: 23-5/8″
- Width: 17-3/4″
- Depth: 11-1/4″
- Max BTU Input: 160000
- Maximum Flow Rate: 6.6 GPM
- Fuel Type: Liquid Propane
- Energy Factor: 0.95
- Altitude Certification: 6000 Feet Above Sea Level
Product Variations:
- ATO-240H-P (This Model): 6.6 GPM Outdoor Tankless Water Heater
- ATO-340H-P: 8 GPM Outdoor Tankless Water Heater
- ATO-540H-P: 10 GPM Outdoor Tankless Water Heater













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