Indoor Natural Gas Tankless Water Heaters

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Learn More About Noritz NRC711DV-NGacw-sale-badge
Noritz 157,000 BTU Natural Gas Direct Vent Tankless Water Heater
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 7.1 GPM at 40° F Rise, 5.8 GPM at 50° F Rise, 4.9 GPM at 60° F Rise, 4.2 GPM at 70° F Rise. 148k Effective BTU/h.
Item#: 31856
Model#: NRC711DV-NG
Brand: Noritz
$1,295.62
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Noritz 157,000 BTU Natural Gas Direct Vent Tankless Water Heater
Learn More About A.O. Smith ATI-340H-Nacw-sale-badge
A.O. Smith 5.7 GPM 0.95 UEF NG Tankless Water Heater DV
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 8.0 GPM at 40° F Rise, 6.8 GPM at 50° F Rise, 5.7 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 171k Effective BTU/h.
Item#: 61570
Model#: ATI-340H-N
Brand: A.O. Smith
$1,142.00
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A.O. Smith 5.7 GPM 0.95 UEF NG Tankless Water Heater DV
Learn More About A.O. Smith ATI-540H-Nacw-sale-badge
A.O. Smith 6.3 GPM 0.93 UEF Indoor NG Tankless Water Heater DV
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 9.5 GPM at 40° F Rise, 7.5 GPM at 50° F Rise, 6.3 GPM at 60° F Rise, 5.4 GPM at 70° F Rise. 189k Effective BTU/h.
Item#: 61571
Model#: ATI-540H-N
Brand: A.O. Smith
$1,269.00
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A.O. Smith 6.3 GPM 0.93 UEF Indoor NG Tankless Water Heater DV
Learn More About A.O. Smith ATI-240H-Nacw-sale-badge
A.O. Smith 5 GPM 0.94 UEF NG Tankless Water Heater DV
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Item#: 61572
Model#: ATI-240H-N
Brand: A.O. Smith
$1,022.00
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A.O. Smith 5 GPM 0.94 UEF NG Tankless Water Heater DV
Learn More About A.O. Smith ATI-140H-Nacw-sale-badge
A.O. Smith 3.8 GPM 0.90 UEF NG Tankless Water Heater DV
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 5.4 GPM at 40° F Rise, 4.4 GPM at 50° F Rise, 3.8 GPM at 60° F Rise, 3.2 GPM at 70° F Rise. 112k Effective BTU/h.
Item#: 61575
Model#: ATI-140H-N
Brand: A.O. Smith
$845.00
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A.O. Smith 3.8 GPM 0.90 UEF NG Tankless Water Heater DV
Learn More About A.O. Smith ATI-110U-Nacw-sale-badge
A.O. Smith 3.9 GPM at 60F 0.81 UEF NG Tankless Water Heater DV
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 5.8 GPM at 40
Item#: 69978
Model#: ATI-110U-N
Brand: A.O. Smith
$720.00
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A.O. Smith 3.9 GPM at 60F 0.81 UEF NG Tankless Water Heater DV
Learn More About A.O. Smith ATI-510U-Nacw-sale-badge
A.O. Smith 5.5 GPM at 60F 0.82 EF NG Tankless Water Heater DV
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.3 GPM at 40
Item#: 69986
Model#: ATI-510U-N
Brand: A.O. Smith
$1,059.00
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A.O. Smith 5.5 GPM at 60F 0.82 EF NG Tankless Water Heater DV
Learn More About Noritz BNR83-DVC-NGacw-sale-badge
Noritz 5.0 GPM at 60F 85% TE NG Tankless Water Heater Builder's Pack
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Concentric Vent. Ratings: 7.6 GPM at 40
Item#: 70847
Model#: BNR83-DVC-NG
Brand: Noritz
$1,441.00
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Noritz 5.0 GPM at 60F 85% TE NG Tankless Water Heater Builder's Pack
Learn More About Takagi TK-540P-NIHacw-sale-badge
Takagi 199,000 BTU Tankless Water Heater Natural Gas Indoor
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 9.5 GPM at 40° F Rise, 7.5 GPM at 50° F Rise, 6.3 GPM at 60° F Rise, 5.4 GPM at 70° F Rise. 199k Effective BTU/h.
Item#: 77759
Model#: TK-540P-NIH
Brand: Takagi
$1,501.00
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Takagi 199,000 BTU Tankless Water Heater Natural Gas Indoor
Learn More About Noritz BNR98DVC-NGacw-sale-badge
Noritz 5.6 GPM at 60F 0.81 UEF NG Tankless Water Heater Builder Pack
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.4 GPM at 40° F Rise, 6.7 GPM at 50° F Rise, 5.6 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 199.9k Effective BTU/h.
Item#: 82340
Model#: BNR98DVC-NG
Brand: Noritz
$1,551.68
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Noritz 5.6 GPM at 60F 0.81 UEF NG Tankless Water Heater Builder Pack
Learn More About Bosch Thermotechnology T9900 SE 199acw-sale-badge
Bosch 199,000 BTU .96 UEF Tankless Water Heater Indoor Direct Vent
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. (SCAQMD Rule 1146.2 Compliant). (< 40 ng/J or 55 PPM). Ratings: 11.2 GPM at 35° F Rise, 8.7 GPM at 45° F Rise, 7.2 GPM at 55° F Rise, 5.2 GPM at 75° F Rise. 199k Effective BTU/h.
Item#: 83202
Model#: T9900 SE 199
Brand: Bosch Thermotechnology
$2,120.00
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Bosch 199,000 BTU .96 UEF Tankless Water Heater Indoor Direct Vent
Learn More About Bosch Thermotechnology T9900 SE 160acw-sale-badge
Bosch 160,000 BTU .92 UEF Tankless Water Heater Indoor Direct Vent
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. (SCAQMD Rule 1146.2 Compliant). (< 40 ng/J or 55 PPM). Ratings: 9 GPM at 35° F Rise, 7 GPM at 45° F Rise, 5.8 GPM at 55° F Rise, 4.2 GPM at 75° F Rise. 160k Effective BTU/h.
Item#: 83203
Model#: T9900 SE 160
Brand: Bosch Thermotechnology
$1,815.00
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Bosch 160,000 BTU .92 UEF Tankless Water Heater Indoor Direct Vent
Learn More About Rheem Tankless RTG-95DVLNacw-sale-badge
Rheem 199,000 BTU Tankless Water Heater Natural Gas Concentric Vent
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Item#: 97829
Model#: RTG-95DVLN
Brand: Rheem Tankless
$1,243.00
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Rheem 199,000 BTU Tankless Water Heater Natural Gas Concentric Vent
Learn More About Rheem Tankless RTG-84DVLNacw-sale-badge
Rheem 180,000 BTU Tankless Water Heater Natural Gas Concentric Vent
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EnergyStar Non-Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD rule 1146.2 Compliant). Ratings: 7.8 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise.
Item#: 97830
Model#: RTG-84DVLN
Brand: Rheem Tankless
$953.00
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Rheem 180,000 BTU Tankless Water Heater Natural Gas Concentric Vent
Learn More About Rheem Tankless RTGH-90DVLNacw-sale-badge
Rheem 180,000 BTU Tankless Water Heater Natural Gas Direct Vent
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD rule 1146.2 Compliant). Ratings: 9 GPM at 40° F Rise, 6.9 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 4.9 GPM at 70° F Rise.
Item#: 97848
Model#: RTGH-90DVLN
Brand: Rheem Tankless
$1,336.00
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Rheem 180,000 BTU Tankless Water Heater Natural Gas Direct Vent
Learn More About Rheem Tankless RTGH-84DVLNacw-sale-badge
Rheem 157,000 BTU Tankless Water Heater Natural Gas Direct Vent
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD rule 1146.2 Compliant). Ratings: 7.5 GPM at 40° F Rise, 6 GPM at 50° F Rise, 5 GPM at 60° F Rise, 4.3 GPM at 70° F Rise.
Item#: 97849
Model#: RTGH-84DVLN
Brand: Rheem Tankless
$1,188.00
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Rheem 157,000 BTU Tankless Water Heater Natural Gas Direct Vent
Learn More About Rheem Tankless RTGH-68DVLN-2acw-sale-badge
Rheem RTGH - 3.8 GPM at 60° F Rise - 0.91 UEF - Gas Tankless Water Heater - Direct Vent
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Item#: 104964
Model#: RTGH-68DVLN-2
Brand: Rheem Tankless
$1,001.00
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Rheem RTGH - 3.8 GPM at 60° F Rise - 0.91 UEF - Gas Tankless Water Heater - Direct Vent
Learn More About Rheem Tankless RTGH-RH10DVLNacw-sale-badge
Rheem RTGH-RH - 5.8 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
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Item#: 104968
Model#: RTGH-RH10DVLN
Brand: Rheem Tankless
$1,591.00
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Rheem RTGH-RH - 5.8 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
Learn More About Rheem Tankless RTGH-RH11DVLNacw-sale-badge
Rheem RTGH-RH - 6.4 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
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Item#: 104970
Model#: RTGH-RH11DVLN
Brand: Rheem Tankless
$1,754.00
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Rheem RTGH-RH - 6.4 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
Learn More About Takagi TK-240X3-NIHacw-sale-badge
Takagi X3 - 5.1 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Indoor
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 160k Max BTU/h.
Item#: 123213
Model#: TK-240X3-NIH
Brand: Takagi
$1,295.00
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Takagi X3 - 5.1 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Indoor
Learn More About State Water Heaters GTS-240X3-NIHacw-sale-badge
State X3 - 5.1 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Indoor
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 160k Max BTU/h.
Item#: 123231
Model#: GTS-240X3-NIH
Brand: State Water Heaters
$1,295.00
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State X3 - 5.1 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Indoor
Learn More About State Water Heaters GTS-340X3-NIHacw-sale-badge
State X3 - 5.8 GPM at 60° F Rise - 0.95 UEF - Gas Tankless Water Heater - Indoor
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 8 GPM at 40° F Rise, 6.8 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 4.9 GPM at 70° F Rise. 180k Max BTU/h.
Item#: 123233
Model#: GTS-340X3-NIH
Brand: State Water Heaters
$1,421.00
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State X3 - 5.8 GPM at 60° F Rise - 0.95 UEF - Gas Tankless Water Heater - Indoor
Learn More About State Water Heaters GTS-540X3-NIHacw-sale-badge
State X3 - 6.2 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Indoor
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 9.5 GPM at 40° F Rise, 7.5 GPM at 50° F Rise, 6.2 GPM at 60° F Rise, 5.2 GPM at 70° F Rise. 199k Max BTU/h.
Item#: 123235
Model#: GTS-540X3-NIH
Brand: State Water Heaters
$1,558.00
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State X3 - 6.2 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Indoor
Learn More About Rheem Tankless RTG-70DVLN-3acw-sale-badge
Rheem RTG - 4.5 GPM at 60° F Rise - 0.82 UEF - Gas Water Heater - Concentric Vent
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Item#: 151462
Model#: RTG-70DVLN-3
Brand: Rheem Tankless
$804.00
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Rheem RTG - 4.5 GPM at 60° F Rise - 0.82 UEF - Gas Water Heater - Concentric Vent