Best Seller
Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater, Twin Pipe

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater, Twin Pipe

Rinnai takes tankless water heating one step further with condensing technology that delivers more efficiency than ever before. Enjoy all the same tankless benefits you’ve come to expect from Rinnai, plus even greater energy savings. Features: 95%... more

$1,459.99

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Navien NPE210S-NG Premium Condensing Tankless Gas Water Heater Natural Gas

Navien NPE210S-NG Premium Condensing Tankless Gas Water Heater Natural Gas

1/2" gas pipe capable up to 24'. Field convertible gas system. Ultra condensing efficiency. Dual stainless steel heat exchangers. Low NOx emissions (≤ 20ppm). SCH 40, 2" venting up to 60'. Cascading capable. more

$1,779.29

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Marey Power Gas 5L 1.3GPM Propane Gas Tankless Water Heater

Marey Power Gas 5L 1.3GPM Propane Gas Tankless Water Heater

Marey GA5LP indoor propane gas tankless water heater can provide up to 1.5 gal. Per minute for a perfect shower at 115°F output water temperature. It is also called water heater on demand, because it heats water only when needed, saving energy. It is... more

$95.99

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Rheem RTG-95DVN Direct Vent Indoor Series 9.5 GPM Natural Gas Tankless Water Heater

Rheem RTG-95DVN Direct Vent Indoor Series 9.5 GPM Natural Gas Tankless Water Heater

Rheem RTG-95DVN Tankless Indoor Direct Vent Natural Gas Water HeaterTankless 95 water heaters provides all the hot water you'll ever need for 2 - 3 bathroom homes or more.Rheem tankless gas water heaters offer you the perfect solution to heat your... more

$1,410.86

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Rheem RTGH-95DVN Prestige Indoor Direct Vent Condensing Tankless Water Heater, Natural Gas

Rheem RTGH-95DVN Prestige Indoor Direct Vent Condensing Tankless Water Heater, Natural Gas

Rheem RTGH-95DVN Prestige Indoor, Direct Vent, Natural Gas, Condensing Tankless Water HeaterIncludes Prestige Indoor Direct Vent Natural Gas Condensing Tankless Water Heater for 3 Bathroom Homes - RTGH-95DVN, Digital Remote Control - UMC-117, 10-ft... more

$1,624.00

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Rheem RTGH-84XLN-1 Natural Gas Condensing Tankless Water Heater (Outdoor)

Rheem RTGH-84XLN-1 Natural Gas Condensing Tankless Water Heater (Outdoor)

Rheem RTGH-84XLN-1 Outdoor Natural Gas Condensing Tankless Water Heater for 2-3 bathroom homes more

$899.00

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Rheem RTGH-95DVLN-1 Natural Gas Condensing Tankless Water Heater

Rheem RTGH-95DVLN-1 Natural Gas Condensing Tankless Water Heater

Rheem RTGH-95DVLN-1 Indoor Direct Vent Natural Gas Condensing Tankless Water Heater for 3 bathroom homes more

$1,099.00

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Rheem RTGH-90DVLN-1 Natural Gas Condensing Tankless Water Heater

Rheem RTGH-90DVLN-1 Natural Gas Condensing Tankless Water Heater

Rheem RTGH-90DVLN-1 Indoor Direct Vent Natural Gas Condensing Tankless Water Heater for 2-3 bathroom homes more

$1,050.00

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Noritz GQ-2457WS US NG 4.7 GPM 180000 BTU 120 Volt Residential Natural GasTankle Natural Gas

Noritz GQ-2457WS US NG 4.7 GPM 180000 BTU 120 Volt Residential Natural GasTankle Natural Gas

The NR83 180,000 BTU Natural Gas Tankless Water Heater has a maximum of 8.3 GPM. Intended to be installed Outdoors. This residential water heater heats water up to 140° and meets federal and state air quality standards which are below 20 PPM.... more

$1,981.76 $1,015.65

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Noritz GQ-C3257WZ US NG 11.1 GPM 199900 BTU 120 Volt Commercial Natural GasTankl Natural Gas

Noritz GQ-C3257WZ US NG 11.1 GPM 199900 BTU 120 Volt Commercial Natural GasTankl Natural Gas

The NCC1991 199,900 BTU Condensing Natural Gas Tankless Water Heater has a maximum of 11.1 GPM with optional multi-system up to 24 units. With the Front Exhaust on this unit it allow it to be installed Outdoors. This commercial water heater heats water... more

$3,546.67 $1,995.00

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Takagi 9008847005 Non-Return Valve for Tankless Water Heaters N/A

Takagi 9008847005 Non-Return Valve for Tankless Water Heaters N/A

Product Features: Non-return valve for Takagi tankless water heaters Valve prevents the escape of combustion gas through non-operating appliances For use with T-H3J-IN, T-H3S-IN and T-H3-IN This part is also listed under the SKU 100113130 more

$320.00

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Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater with Horizontal Vent Kit

Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater with Horizontal Vent Kit

Click here for additional savings!

This bundle includes the Eccotemp 45HI-NG & Eccotemp 4" Horizontal Vent Kit Bundle. The Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 140,000 BTU per... more

$679.00

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Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater with Vertical Vent Kit

Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater with Vertical Vent Kit

Click here for additional savings!

This bundle includes the Eccotemp 45HI-NG & 4" Vertical Z-Vent Water Heater Vent Kit with Backflow Preventer. The Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater is the largest indoor model of the Eccotemp tankless line. Rated at impressive... more

$679.00

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Eccotemp i12-NG Indoor Natural Gas Tankless Water Heater with Horizontal Vent Kit

Eccotemp i12-NG Indoor Natural Gas Tankless Water Heater with Horizontal Vent Kit

Click here for additional savings!

This bundle includes the i12-NG Tankless water heater, 2.5" to 3" Stainless steel adapter, and the 3" Horizontal vent kit. The Eccotemp i12 Natural Gas Tankless Water Heater has a new revolutionary design, making it unlike any other tankless water... more

$459.00

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Reliance TS140-GEH 120,000 BTU Natural Gas Outdoor Tankless Gas Water Heater

Reliance TS140-GEH 120,000 BTU Natural Gas Outdoor Tankless Gas Water Heater

TANKLESS OUTDOOR GAS more

$883.99 $838.49

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Rheem RTG-84DVLN Direct Vent Natural Gas Tankless Water Heater for 2 - 3 Bathroom Homes

Rheem RTG-84DVLN Direct Vent Natural Gas Tankless Water Heater for 2 - 3 Bathroom Homes

RHEEM RTG-84DVLN Water Heater,Tankless,Nat,11K-180K BTU more

$1,099.99 $899.00

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Bradford White TG-199I-X Pro Gas Tankless Water Heater

Bradford White TG-199I-X Pro Gas Tankless Water Heater

Bradford White's residential EverHot tankless water heaters supply continuous hot water at a set temperature to the entire house. more

$1,532.56

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Rheem RTG-84DVP Direct Vent Indoor Series Tankless Propane Water Heater, 8.4 GPM

Rheem RTG-84DVP Direct Vent Indoor Series Tankless Propane Water Heater, 8.4 GPM

.26 GPM Minimum Flow Rate, .40 GPM Minimum Activation Flow Rate, 180,000 BTU UMC-117 remote control and 10 ft. of thermostat wire is included Vent termination kit required Eligible for federal tax credits for energy efficiency Meets Low Nitrigen Oxide... more

$899

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Rinnai Boilers Liquid 130000 BTU Natural Gas Tankless Water Heater Q130SN

Rinnai Boilers Liquid 130000 BTU Natural Gas Tankless Water Heater Q130SN

Rinnai Boilers Liquid 130000 BTU Natural Gas Tankless Water Heater Features: Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available Optional 3-way valve available to eliminate the need... more

$4,859.99 $4,589.99

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Eccotemp Indoor 6.8 GPM Natural Gas Tankless Water Heater EL22i-NG

Eccotemp Indoor 6.8 GPM Natural Gas Tankless Water Heater EL22i-NG

Eccotemp Indoor 6.8 GPM Natural Gas Tankless Water Heater The Indoor 6.8 GPM Natural Gas Tankless Water Heater is the largest outdoor model of the Eccotemp tankless line. This model has a sleek, black tempered glass casing with automatic temperature... more

$799.00 $579.99

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Rinnai Boilers Liquid 85 000 BTU Natural Gas Tankless Water Heater QP85N

Rinnai Boilers Liquid 85 000 BTU Natural Gas Tankless Water Heater QP85N

Rinnai Boilers Liquid 85,000 BTU Natural Gas Tankless Water Heater Features: 24-gallon stainless steel charged indirect tank High domestic output-up to 211 gallons in first hour Easy installation Complete solution-no sourcing components Multiple... more

$7,389.99 $6,699.99

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Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater

Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater

New Year Sale at Houzz©. Save up to 75% Today!

The indoor equivalent to the Eccotemp 45H tankless water heater is the Eccotemp 45HI-NG indoor tankless water heater. This tankless water heater is designed to supply hot water to a standard three bedroom, two bathroom home. The Eccotemp 45HI-NG... more

$519.00

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Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater

Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater

New Year Sale at Houzz©. Save up to 75% Today!

Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater delivers what you need, at a price point that you can afford. The Eccotemp 45H-NG tankless water heater in a Natural Gas Outdoor installed 6.8 GPM tankless water heater. Eccotemp 45H-NG tankless... more

$539.00

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Eccotemp FV112-NG Indoor Forced Vent Natural Gas Tankless Water Heater - 4 GPM, Silver

Eccotemp FV112-NG Indoor Forced Vent Natural Gas Tankless Water Heater - 4 GPM, Silver

The Eccotemp FV112-NG Indoor Forced Vent Natural Gas Tankless Water Heater is a natural gas fired, indoor tankless water heater designed for small to medium hot water production where you need more than one hot water application at the same time. It's... more

$269.00

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EccoTemp i12 Natural Gas Tankless Hot Water Heater, Silver

EccoTemp i12 Natural Gas Tankless Hot Water Heater, Silver

A reliable supply of hot water is crucial, but conventional hot water heaters aren't always a practical solution, especially when the tanks leak or run out of water during your shower. Now you can have a ready supply with this efficient, effective... more

$329.00

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Eccotemp FVI12-NG Natural Gas Indoor Forced Vent Tankless Water Heater

Eccotemp FVI12-NG Natural Gas Indoor Forced Vent Tankless Water Heater

New Year Sale at Houzz©. Save up to 75% Today!

The Eccotemp FVI12-NG Tankless Water Heater is a natural gas fired, indoor tankless water heater designed for small to medium hot water production where you need more than one hot water application at the same time. The Eccotemp FVI12-NG tankless water... more

$245.99

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Tankless Battery Powered Ignition Propane Water Heater

Tankless Battery Powered Ignition Propane Water Heater

This is our portable propane gas water heater, which can offer you instant hot shower even in the remote places. more

$150.95

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Stiebel Eltron DHC 4-2 DHC Series 208 / 240Volt 2,900 / 3,800 Watt Ele"

Stiebel Eltron DHC 4-2 DHC Series 208 / 240Volt 2,900 / 3,800 Watt Ele"

Stiebel Eltron, DHC 4-2, Point-Of-Use,Electric, DHC, Tankless Water Heaters, Electric 208/240Volt 2,900/3,800 Watt Electric Tankless Water HeaterThe Stiebel Eltron DHC tankless water heaters are designed for installation at the point of use. They heat... more

$179

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Crown Verity CV-3050-NG 90 Portable Patio Heater - 45,000 BTU, Stainless, NG

Crown Verity CV-3050-NG 90 Portable Patio Heater - 45,000 BTU, Stainless, NG

The Commercial Patio Heaters by Crown Verity: Patio Heater, portable, natural gas, 18 base x 37-1/2 reflector dia., 91H, Piezo electric ignition, water-resistant, adjustable heat output, 8' quick disconnect 3/8 hose included, stainless steel... more

$980.00 $563.50

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KaTom

(10,000+)
Stiebel Eltron Tempra 36 Plus Electric Tankless Water Heater

Stiebel Eltron Tempra 36 Plus Electric Tankless Water Heater

When compared to gas type tankless water heaters, Stiebel Eltron Tempra 36 Plus cost less and is less expensive to install, since it does not require venting parts.While... more

$849

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Eccotemp Systems Eccotemp i12-NG Indoor Tankless Water Heater

Eccotemp Systems Eccotemp i12-NG Indoor Tankless Water Heater

Eccotemp il2-NG Indoor Tankless Water Heater. Hot water to the max! This Eccotemp i12-NG Tankless Water Heater is designed for small to medium hot water production and has an impressive 3GPM flow rate. And unlike other water heaters on the market, the... more

$359.00

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Hatco PMG-100 Powermite Booster Heater, LP Gas, 5 Gal, 105,000 BTU

Hatco PMG-100 Powermite Booster Heater, LP Gas, 5 Gal, 105,000 BTU

The Booster Heaters by Hatco: Powermite Booster Heater, LP gas, 5 gal storage capacity, blended phosphate water treatment system, low water cut-off, temperature/pressure relief valve, pressure reducing valve, (2) temperature/pressure gauges, indicator... more

$12,561.00 $6,908.55

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KaTom

(10,000+)
Stiebel Eltron 239215 Tempra 20 Trend Whole House Tankless Electric Water Heater - 14.4/19.2 kW, 0.50 GPM

Stiebel Eltron 239215 Tempra 20 Trend Whole House Tankless Electric Water Heater - 14.4/19.2 kW, 0.50 GPM

The powerful Stiebel Eltron 239215 Tempra 20 Trend whole house tankless electric water heater instantly provides hot water to up to three medium flow sinks! This energy-efficient unit works as a 2-in-1 model that can use 19.2 kW of power with 240V... more

$784.00 $599.00

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Rheem Electric Tankless Water Heater - 27 Kw Rte-27

Rheem Electric Tankless Water Heater - 27 Kw Rte-27

Includes 27 kW Electric Tankless Water Heater - RTE-27 more

$741

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Hatco PMG-200 Powermite Booster Heater, NG, 5 Gal, 195,000 BTU

Hatco PMG-200 Powermite Booster Heater, NG, 5 Gal, 195,000 BTU

The Booster Heaters by Hatco: Powermite Booster Heater, gas, 4.75 gal storage capacity, blended phosphate water treatment system, low water cut-off, temp./pressure relief valve, pressure reducing valve, (2) temp./pressure gauges, indicator light &... more

$14,911.00 $8,201.05

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KaTom

(10,000+)
Electrolux EN18WI30LS Energy Star Natural Gas Tankless Water Heater, Stainless Steel

Electrolux EN18WI30LS Energy Star Natural Gas Tankless Water Heater, Stainless Steel

Electrolux's EN18WI30LS Energy Star Natural Gas Thankless Water Heater, 180,000 BTU/HR, provides an unending supply of hot water at any time of the day or night. With its smaller, compact size and wall-mounted installation, this thankless hot water... more

$1,699.00

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Marey Power Gas 5L 2.0 GPM Natural Gas Tankless Water Heater

Marey Power Gas 5L 2.0 GPM Natural Gas Tankless Water Heater

Marey GA5NG indoor natural gas tankless water heater can provide up to 1.5 gal. Per minute for a perfect shower at 115°F output water temperature. It is also called water heater on demand, because it heats water only when needed, saving energy. It is... more

$154.98

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Marey Power Gas 10L 3.1 GPM Propane Gas Tankless Water Heater

Marey Power Gas 10L 3.1 GPM Propane Gas Tankless Water Heater

MAREY GA10LP Indoor Propane Gas Tankless Water Heater can provide up to 2.7 Gal. per minute for a perfect shower at 115°F output water temperature. It is also called water heater on demand, because it heats water only when needed, saving energy. It is... more

$158.99

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Marey Power Gas 10L 3.1GPM Natural Gas Tankless Water Heater

Marey Power Gas 10L 3.1GPM Natural Gas Tankless Water Heater

MAREY GA10NG Indoor Natural Gas Tankless Water Heater can provide up to 4.3 Gal. per minute for a perfect shower at 115°F output water temperature. It is also called water heater on demand, because it heats water only when needed, saving energy. It is... more

$181.29

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Rinnai RU90eN Ultra Series 9 gpm Outdoor Natural Gas Tankless Water Heater

Rinnai RU90eN Ultra Series 9 gpm Outdoor Natural Gas Tankless Water Heater

Rinnai Ultra Ext CTWH 180k Btu 9.0gpm max w/Valve NG. Provides endless supply of hot water. Energy efficientcy: 0.96. Max 9.0 gpm flow rate. more

$1,190.00

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