Eccotemp 45HI Indoor Natural Gas Tankless Water Heater Service Kit Bundle
Product Information

This model has been redesigned to activate at a lower flow rate of .8 GPM as well as updated self diagnostics.
This bundle includes the Eccotemp 45HI-NG with 3/4" Service Valve Kit and EZ-Flush Descaler Kit
The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 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 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.
Product Features:
- CSA certified for US and Canadian use
- Hot water capacity range: .8 - 6.8 GPM
- 45-degree rise: 6.8 GPM
- 50-degree rise: 5.0 GPM
- 70-degree rise: 3.4 GPM
- Activation Flow .8 GPM
- Natural Gas Powered
- Digital display with simple controls and diagnostics
- Energy Factor: 0.80
- Energy rating: 82%
- Maximum / Minimum gas rate: 19,800 - 150,000 BTUs
- 3/4” Water Inlet & Outlet
- 3/4” Gas Inlet
- 4” Venting
Eccotemp 45HI-LP Dimensions:
- Height 28"
- Width 15"
- Depth 7.5"
- Weight approx. 38 lbs.
- Shipping weight 39.7 lbs.
What’s included:
- 45HI Natural Gas Tankless Water Heater
- 110 volt UL listed power cord
- 10-year warranty on heat exchanger
- 5-year warranty on parts
- Eccotemp EZ-Flush Descaler Kit
- Webstone 3/4" Service Valve Kit
IMPORTANT NOTE: Not recommended for elevation above 3000 ft and 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! Click here for details.
Dimensions | 15.00" x 24.00" x 5.00" |
SKU: | 45HI-NGS |
Product Information

This model has been redesigned to activate at a lower flow rate of .8 GPM as well as updated self diagnostics.
This bundle includes the Eccotemp 45HI-NG with 3/4" Service Valve Kit and EZ-Flush Descaler Kit
The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 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 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.
Product Features:
- CSA certified for US and Canadian use
- Hot water capacity range: .8 - 6.8 GPM
- 45-degree rise: 6.8 GPM
- 50-degree rise: 5.0 GPM
- 70-degree rise: 3.4 GPM
- Activation Flow .8 GPM
- Natural Gas Powered
- Digital display with simple controls and diagnostics
- Energy Factor: 0.80
- Energy rating: 82%
- Maximum / Minimum gas rate: 19,800 - 150,000 BTUs
- 3/4” Water Inlet & Outlet
- 3/4” Gas Inlet
- 4” Venting
Eccotemp 45HI-LP Dimensions:
- Height 28"
- Width 15"
- Depth 7.5"
- Weight approx. 38 lbs.
- Shipping weight 39.7 lbs.
What’s included:
- 45HI Natural Gas Tankless Water Heater
- 110 volt UL listed power cord
- 10-year warranty on heat exchanger
- 5-year warranty on parts
- Eccotemp EZ-Flush Descaler Kit
- Webstone 3/4" Service Valve Kit
IMPORTANT NOTE: Not recommended for elevation above 3000 ft and 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! Click here for details.
Dimensions | 15.00" x 24.00" x 5.00" |
SKU: | 45HI-NGS |

This model has been redesigned to activate at a lower flow rate of .8 GPM as well as updated self diagnostics.
This bundle includes the Eccotemp 45HI-NG with 3/4" Service Valve Kit and EZ-Flush Descaler Kit
The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 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 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.
Product Features:
- CSA certified for US and Canadian use
- Hot water capacity range: .8 - 6.8 GPM
- 45-degree rise: 6.8 GPM
- 50-degree rise: 5.0 GPM
- 70-degree rise: 3.4 GPM
- Activation Flow .8 GPM
- Natural Gas Powered
- Digital display with simple controls and diagnostics
- Energy Factor: 0.80
- Energy rating: 82%
- Maximum / Minimum gas rate: 19,800 - 150,000 BTUs
- 3/4” Water Inlet & Outlet
- 3/4” Gas Inlet
- 4” Venting
Eccotemp 45HI-LP Dimensions:
- Height 28"
- Width 15"
- Depth 7.5"
- Weight approx. 38 lbs.
- Shipping weight 39.7 lbs.
What’s included:
- 45HI Natural Gas Tankless Water Heater
- 110 volt UL listed power cord
- 10-year warranty on heat exchanger
- 5-year warranty on parts
- Eccotemp EZ-Flush Descaler Kit
- Webstone 3/4" Service Valve Kit
IMPORTANT NOTE: Not recommended for elevation above 3000 ft and 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! Click here for details.
Dimensions | 15.00" x 24.00" x 5.00" |
SKU: | 45HI-NGS |