Thos. Somerville Co. | Gas Tankless Water Heaters

Home

Home

Site Search

{0} items in cart

Gas Tankless Water Heaters

107 items

Filter

: Stocked Items Only
: AO Smith® (29)
IBC TECHNOLOGIES (1)
Peerless® Boilers (4)
Rheem® (5)
Rinnai® (60)
Takagi (3)
Vesta (5)
: 0.89 (1)
0.95 (1)
: Commercial Application (5)
Commercial and Residential (10)
For Indoor Applications (7)
For Outdoor Applications (10)
For Residential (6)
Heavy Duty Commercial (1)
Residential Application (15)
Residential Applications (1)
: Commercial/Residential (24)
Residential (38)
Commercial (7)
: Liquid Propane (28)
Natural Gas/LP (5)
Natural Gas/Propane (6)
Propane (7)
Natural Gas (57)
: 150,000 Btu/hr (2)
180000 MBH (2)
199,000 Btu/hr (3)
199900 MBH (2)
199000 Btu/hr (26)
180000 Btu/hr (23)
160000 Btu/hr (19)
150000 Btu/hr (4)
190000 Btu/hr (5)
140000 Btu/hr (2)
: Indoor/Outdoor Wall Mounted (2)
Outdoor (24)
Indoor (56)
Indoor/Outdoor (4)
: 28,000 - 199,000 BTU/hr (1)
: Tankless (1)
: 120v (6)
: 3/4 in (4)
3/4 in MNPT (21)
3/4 in NPT (39)

Sort by

Results Per Page

content loaded

AO Smith® ProLine® XE 100344527 ATI-540HX3-N Tankless Water Heater, Natural Gas Fuel, 199000 Btu/Hr Heating, Indoor, Condensing, 10 gpm, Power Vent, 3/4 in Vent, 0.93, Commercial/Residential

Compare

AO Smith® ProLine® XE 100344527 ATI-540HX3-N Tankless Water Heater, Natural Gas Fuel, 199000 Btu/Hr Heating, Indoor, Condensing, 10 gpm, Power Vent, 3/4 in Vent, 0.93, Commercial/Residential

Part #1216848

MFG #100344527

Rinnai® CX199iN 199,000 BTU, Commercial Condensing Indoor Tankless Water Heater, Natural Gas/Propane

Compare

Rinnai® CX199iN 199,000 BTU, Commercial Condensing Indoor Tankless Water Heater, Natural Gas/Propane

Part #1245646

MFG #CX199IN

Rinnai® RE180iN 180,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RE180iN 180,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Part #1215812

MFG #RE180IN

Rinnai® RX199iN 199,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas/Propane

Compare

Rinnai® RX199iN 199,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas/Propane

Part #1245442

MFG #RX199IN

Rinnai® RXP199iN 199,000 BTU Condensing Indoor/Outdoor Tankless Water Heater w/ Pump & Thermal Bypass Valve, Natural Gas

Compare

Rinnai® RXP199iN 199,000 BTU Condensing Indoor/Outdoor Tankless Water Heater w/ Pump & Thermal Bypass Valve, Natural Gas

Part #1245521

MFG #RXP199IN

Rinnai® SENSEI™ RU180iP 180,000 BTU, Condensing Indoor Tankless Water Heater, Propane

Superseded

Compare

Rinnai® SENSEI™ RU180iP 180,000 BTU, Condensing Indoor Tankless Water Heater, Propane

Part #455015

MFG #RU180IP

Rinnai® RX160iN 160,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RX160iN 160,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Part #1245460

MFG #RX160IN

Rheem® RTGH-84DVLN-2 RTGH High Efficiency Tankless Gas Water Heater with EcoNet™ Technology, Natural Gas, 160000 Btu/hr Heating, Indoor, Condensing, 8.4 gpm, 2 or 3 in Direct Vent, 0.93 Energy Factor, Residential

Discontinued

Compare

Rheem® RTGH-84DVLN-2 RTGH High Efficiency Tankless Gas Water Heater with EcoNet™ Technology, Natural Gas, 160000 Btu/hr Heating, Indoor, Condensing, 8.4 gpm, 2 or 3 in Direct Vent, 0.93 Energy Factor, Residential

Part #1210039

MFG #RTGH-84DVLN-2

Rinnai® RE199iN 199,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RE199iN 199,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Part #1215830

MFG #RE199IN

Rinnai® RX180iN 180,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RX180iN 180,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Part #1245451

MFG #RX180IN

AO Smith® ProLine® XE 100344527 ATI-540HX3-N Tankless Water Heater, Natural Gas Fuel, 199000 Btu/Hr Heating, Indoor, Condensing, 10 gpm, Power Vent, 3/4 in Vent, 0.93, Commercial/Residential

Compare

AO Smith® ProLine® XE 100344527 ATI-540HX3-N Tankless Water Heater, Natural Gas Fuel, 199000 Btu/Hr Heating, Indoor, Condensing, 10 gpm, Power Vent, 3/4 in Vent, 0.93, Commercial/Residential

Part #1216848

MFG #100344527

Rinnai® CX199iN 199,000 BTU, Commercial Condensing Indoor Tankless Water Heater, Natural Gas/Propane

Compare

Rinnai® CX199iN 199,000 BTU, Commercial Condensing Indoor Tankless Water Heater, Natural Gas/Propane

Part #1245646

MFG #CX199IN

Rinnai® RE180iN 180,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RE180iN 180,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Part #1215812

MFG #RE180IN

Rinnai® RX199iN 199,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas/Propane

Compare

Rinnai® RX199iN 199,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas/Propane

Part #1245442

MFG #RX199IN

Rinnai® RXP199iN 199,000 BTU Condensing Indoor/Outdoor Tankless Water Heater w/ Pump & Thermal Bypass Valve, Natural Gas

Compare

Rinnai® RXP199iN 199,000 BTU Condensing Indoor/Outdoor Tankless Water Heater w/ Pump & Thermal Bypass Valve, Natural Gas

Part #1245521

MFG #RXP199IN

Rinnai® SENSEI™ RU180iP 180,000 BTU, Condensing Indoor Tankless Water Heater, Propane

Superseded

Compare

Rinnai® SENSEI™ RU180iP 180,000 BTU, Condensing Indoor Tankless Water Heater, Propane

Part #455015

MFG #RU180IP

Rinnai® RX160iN 160,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RX160iN 160,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Part #1245460

MFG #RX160IN

Rheem® RTGH-84DVLN-2 RTGH High Efficiency Tankless Gas Water Heater with EcoNet™ Technology, Natural Gas, 160000 Btu/hr Heating, Indoor, Condensing, 8.4 gpm, 2 or 3 in Direct Vent, 0.93 Energy Factor, Residential

Discontinued

Compare

Rheem® RTGH-84DVLN-2 RTGH High Efficiency Tankless Gas Water Heater with EcoNet™ Technology, Natural Gas, 160000 Btu/hr Heating, Indoor, Condensing, 8.4 gpm, 2 or 3 in Direct Vent, 0.93 Energy Factor, Residential

Part #1210039

MFG #RTGH-84DVLN-2

Rinnai® RE199iN 199,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RE199iN 199,000 BTU, Non-Condensing Indoor Tankless Water Heater, Natural Gas

Part #1215830

MFG #RE199IN

Rinnai® RX180iN 180,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Compare

Rinnai® RX180iN 180,000 BTU, Condensing Indoor/Outdoor Tankless Water Heater, Natural Gas

Part #1245451

MFG #RX180IN

Sort by

Results Per Page