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Commercial water heatersENERGY STAR certified

HTP ELX-1000FVWH

1,000 kBtu/h gas tankless water heater.

Input rate

1,000 kBtu/h

Storage

8 gal

Thermal efficiency

0.98

Fuel

Gas, Propane

Of 207 certified gas tankless commercial water heaters, 9 have a higher thermal efficiency than the ELX-1000FVWH (0.98).

Maker
HTP
Model
ELX-1000FVWH
Type
Gas Tankless
Fuel
Gas, Propane
Storage
8 gal
Thermal efficiency
0.98
Input rate
1,000 kBtu/h
Vent
Power Direct Vent
On the market since
Oct 2019
ENERGY STAR certified
9 Nov 2021

Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 2384763, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the ELX-1000FVWH

Certified commercial water heaters from other makers, same color class, within 20% of its speed.

ModelTypeFuelStorageInput rate
Lochinvar IWH1000LGas TanklessPropane9 gal1,000 kBtu/h
Lochinvar IWH1000NGas TanklessGas9 gal1,000 kBtu/h
Intellihot iQ1001 Gen IIGas TanklessGas, Propane4 gal1,001 kBtu/h
Lochinvar AWH1000L SERIES 1**Gas TanklessPropane9 gal999 kBtu/h
Lochinvar AWH1000N SERIES 1**Gas TanklessGas9 gal999 kBtu/h
A. O. Smith PWH1000NP*Gas TanklessGas, Propane9 gal999 kBtu/h

HTP

More HTP commercial water heaters

ModelTypeFuelStorageInput rate
PH199-80Gas StorageGas, Propane80 gal199 kBtu/h
PHM199-80Gas StorageGas, Propane80 gal199 kBtu/h
PH130-80Gas StorageGas, Propane80 gal130 kBtu/h
PHM130-80Gas StorageGas, Propane80 gal130 kBtu/h
PH160-80Gas StorageGas, Propane80 gal160 kBtu/h
PH130-119Gas StorageGas, Propane119 gal130 kBtu/h
PHM199-100Gas StorageGas, Propane100 gal199 kBtu/h
PH199-55Gas StorageGas, Propane55 gal199 kBtu/h

All HTP commercial water heaters