Gas Tankless Water Heaters | First Supply

You have new quote information. View My Dashboard ×

Customer #:

Ship To: {{vm.session.shipTo.lastName}} {{vm.session.shipTo.firstName}},

Change Customer/Ship To

My Account | Sign Out

◄ ×

Gas Tankless Water Heaters

67 items

Sort by:
Per page:
of 8

Grid List Table

A.O. Smith

ATHR-199X3 Adapt™ Premium Condensing Ultra-Low NOx 199,000 BTU Natural Gas Tankless Water Heater with X3® Scale Prevention Technology

AOSATHR199X3 MFG #: 100374812
- Flow Rate: 10.5 gpm Max
- Fuel Type: Natural Gas
- Indoor / Outdoor: Indoor / Outdoor
View Details
Navien®

NHW700-160SU-NG Non-Condensing Tankless Water Heater, Indoor/Outdoor, Concentric Direct, 160,000 BTU/hr

NVNNHW700160SUNG MFG #: NHW700-160SU-NG
- Commercial / Residential / Dual: Dual
- Energy Factor: 0.81
- Flow Rate: 4.1 to 7.5 gpm
View Details
Navien®

NHW700-180SU-NG Non-Condensing Tankless Water Heater, Indoor/Outdoor, Concentric Direct, 180,000 BTU/hr

NVNNHW700180SUNG MFG #: NHW700-180SU-NG
- Commercial / Residential / Dual: Dual
- Energy Factor: 0.81
- Flow Rate: 4.8 to 8.5 gpm
View Details
Navien®

NHW700-199SE-NG Non-Condensing Tankless Water Heater, Exterior, Non-Direct Vent, 199,000 BTU/hr

NVNNHW700199SENG MFG #: NHW700-199SE-NG
- Commercial / Residential / Dual: Dual
- Energy Factor: 0.81
- Flow Rate: 5.1 to 9.5 gpm
View Details

▲