This model has been redesigned to activate at a lower flow rate of 0.8 GPM as well as updated self diagnostics.
The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 Gallons Per Minute and 140,000 BTU per hour, the Eccotemp 45HI-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial applications. The compact, wall mounted Eccotemp 45HI-NG is powered by natural gas. With its fully automated control system, the Eccotemp 45HI-NG is the ideal choice for any standard sized home.
The Eccotemp 4" Vertical Vent Kit includes:
Z-Vent special gas vent kits are all made of AL-294C stainless steel and are category II/III and UL compliant.
You will need to determine how many additional feet of venting you need and purchase an additional Z-Vent straight pipe. There is a maximum vent run of 20’, subtracting 4’ for every 90-degree elbow in the run. This vent kit does not include a condensation drain pipe. If you need one, they are available for purchase separately.
The Eccotemp 45HI has been tested for use at elevations up to 2000 feet. Installation and use of the Eccotemp 45HI above 2000 feet may effect overall product efficiency and performance. Installation and use of the Eccotemp 45HI above 5000 feet is not recommended.
IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEM, RECIRCULATING, or FLOOR HEATING.
Please Note: Failure to clean and descale your water heater quarterly can result in lime and sediment build up within the heater, which can void your warranty! We recommend using our Eccotemp EZ-Flush System Descaler Kit to ensure a clean, energy efficient, long lasting heater!