Performance Platinum 9.5 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater

Performance Platinum 11 GPM High Efficiency Indoor Recirculating Natural Gas Tankless Water Heater

Performance 36 kw Self-Modulating 7.03 GPM Tankless Electric Water Heater

Rheem Performance 40 Gal. Short 6-Year 34,000 BTU Natural Gas Tank Water Heater

Performance Plus 40 Gal. 5500-Watt Elements Medium Electric Water Heater w/9-Year Tank Warranty LED Indicator & 240-Volt

Tankless Water Heater, 199 Kbtu/hr, Natural Gas, Outdoor, Ultra Low NOx, 0.81 EF

Tankless Water Heater, 199 Kbtu/hr, Natural Gas, Indoor, Ultra Low NOx, 0.82 EF

Condensing Tankless Water Heater, 199 Kbtu/hr, Natural Gas, Indoor, Ultra Low NOx, 0.93 EF

Condensing Tankless Water Heater, 157 Kbtu/hr, Natural Gas, Indoor, Ultra Low NOx, 0.93 EF

Condensing Tankless Water Heater, 180 Kbtu/hr, Natural Gas, Indoor, Ultra Low NOx, 0.93 EF