Tankless - What to know before you buy

Best Condensing Tankless Water Heater on April 2024 Shopping Deals at Bestonio.com

  • EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology

    • UPC: 762148098454
    • ASIN: B002635ODW
    • Brand: Ecosmart
    • Size: 17 x 17 x 3.5
    • Manufacturer: Ecosmart

    Configured for cold climates or high flow rates. Well suited where incoming water temperature can drop below 45 F. For use in more demanding water usage applications. Self modulating flow sensor technology regulates the amount of energy required to heat the water needed. Digital temperature display showing the outlet water temperature setting. Uses... [Read More]

  • American Standard TCWH180S-AS-NG 180,000 BTU Tankless Natural Gas Ultra Low Nox Condensing Water Heater

    • UPC: 856546006064
    • ASIN: B01IEJ1PWU
    • Brand: American Standard Water Heaters
    • Manufacturer: American Standard

    American standard water heaters tankless condensing residential water heaters deploy the latest in cutting edge technology. This indoor, wall mounted unit produces up to 11 gallons of hot water per minute. Designed for superior thermal transfer, increased resistance to scale formation and low installation costs. Built with efficiency in mind, these... [Read More]

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

    • UPC: 766156008160
    • ASIN: B00OBVKBB2
    • Brand: Rinnai
    • Size: Twin Pipe/Ultra
    • Manufacturer: Rinnai

    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% Thermal Efficiency Natural gas or propane Indoor Installation Only 98° F to 140° F Residential Tem... [Read More]

  • Aqua-Pure AP430SS Hot Water System Protector

    • UPC: 806294983278
    • ASIN: B000NKETXQ
    • Brand: AquaPure
    • Size: medium
    • Manufacturer: Aqua-Pure

    Aquapure by cuno hot water system protector to reduce scale build up in pipes and extend life of water heater. Installs on cold water side of hot water system to inhibit scaling and corrosion. Whole house scale inhibition water treatment system. Ap430-10 features: -product type: whole house -filter component: filtration system -filter change indica... [Read More]

  • Rinnai RU80EN 8.0 GPM Outdoor Ultra-NOx Condensing Tankless Natural Gas Water Heater

    • UPC: 766156006678
    • ASIN: B0084CPDPS
    • Brand: Rinnai
    • Size: Large
    • Manufacturer: Rinnai

    Rinnai's condensing tankless water heaters deliver more efficiency than ever before. Available in four models, suitable for mid- to large-sized home.

  • Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute

    • UPC: 671657140946
    • ASIN: B00DDPZ5HM
    • Brand: TAKAGI
    • Size: Medium
    • Manufacturer: Takagi

    With gas inputs of 199,000 BTU, the T-H3 can produce enough hot water for four bathrooms in warmer climates or three baths in colder climates.

  • Rheem RTGH-84DVLN Indoor Direct Vent Natural Gas Condensing Tankless Water Heater Low Nox

    • UPC: 020352609959
    • ASIN: B008E6LIQ2
    • Brand: Rheem
    • Manufacturer: Rheem

    Next Generation Burner Technology Industry Best! .26 GPM Minimum Flow Rate, .40 GPM Minimum Activation Flow Rate UMC-117 remote control and 10 ft. of thermostat wire is included EZ-Lint cable available for high demand applications to connect two thankless units to operate as one Manifold up to 6 units with an optional MIC-6 manifold control board E... [Read More]

  • Rinnai RL Model Tankless Hot Water Heater: Indoor Installation

    • UPC: 766156006296
    • ASIN: B0058DQLPW
    • Brand: Rinnai
    • Size: 9.4 GPM
    • Manufacturer: Rinnai

    Our high-efficiency plus RL models, offer Rinnai’s most advanced technology in non-condensing tankless water heaters. You’ll enjoy the endless hot water and energy savings you expect, with the addition of Wi-Fi monitoring and recirculation technology for faster hot water delivery.

  • Rinnai RUR98iN Ultra Series Condensing Indoor Natural Gas Tankless Water Heater, 9.8 Max

    • UPC: 766156008085
    • ASIN: B00P6XOHFU
    • Brand: Rinnai
    • Size: 9.8 Max
    • Manufacturer: Rinnai

    Tankless Recirculating Water Heater, 9.8 Gallons a minute.

  • Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater

    • UPC: 020352609935
    • ASIN: B0084CPDFS
    • Brand: Rheem
    • Manufacturer: Rheem

    All Rheem heating, cooling and water heater heating products meet and exceed rigorous industry standards for quality and reliability. From raw material delivery to finished product assembly, each phase in the manufacturing process is effectively overseen to ensure the highest quality in water heater manufacturing. Rheem products are frequently test... [Read More]

  • RHEEM RTGH-84DVLN-2 Natural Gas Condensing Tankless Water Heater, Silver

    • UPC: 020352694900
    • ASIN: B07CZ8999J
    • Brand: Rheem
    • Manufacturer: Standard Plumbing Supply

    Next Generation Burner Technology Industry Best! .26 GPM Minimum Flow Rate, .40 GPM Minimum Activation Flow Rate UMC-117 remote control and 10 ft. of thermostat wire is included EZ-Lint cable available for high demand applications to connect two thankless units to operate as one Manifold up to 6 units with an optional MIC-6 manifold control board E... [Read More]

  • Rheem RTG-84XLN 8.4 GPM Low NOx Outdoor Tankless Natural Gas Water Heater

    • UPC: 020352607696
    • ASIN: B007XDK1SI
    • Brand: Rheem
    • Manufacturer: United Logistics of America

    Rheem RTG-84XLN Outdoor Natural Gas Tankless Water Heater Residential Tankless Water Heaters - Rheem tankless gas water heaters offer you the perfect solution to heat your water at home. Imagine never running out of hot water again. Rheem provides to you innovative, new tankless products that provide a continuous supply of hot water from energy eff... [Read More]

  • Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas

    • UPC: 727904482106
    • ASIN: B00CI4YS3G
    • Brand: Noritz
    • Manufacturer: Noritz

    The NORITZ NRC66DV is a fully condensing tankless water heater with an advanced heat exchanger design and built-in controller. With flow rates up to 6.5 gallons per minute the NRC66DV delivers the highest flow rates in its category and can be vented using 3" Schedule 40/80 PVC, PP or CPVC.  Various adapters and terminations are available to allow ... [Read More]

  • Takagi T-K4-IN-NG Indoor Tankless Water Heater, Natural Gas

    • UPC: 671657108250
    • ASIN: B0057X221K
    • Brand: TAKAGI
    • Size: -1
    • Manufacturer: Takagi

    Released in 2010, the T-K4 improves upon many of the features from the T-K3. The T-K4 is one of Takagi's smaller tankless water heaters. At 13.8 inches wide and weighing only 38 pounds, its ultra-compact design allows it to be mounted on a wall. Takagi's newest tankless water heater also features an energy factor of 0.82, so it is extremely effici... [Read More]

  • EZ Ultra HE Natural Gas Condensing Tankless Water Heater

    • UPC: 857618005138
    • ASIN: B077711WT5
    • Brand: EZ Tankless
    • Manufacturer: EZ Tankless

    Our newest model, the EZ Ultra HE (high efficiency) is a condensing tankless water heater that offers all the features our customers have grown to expect of EZ Tankless water heaters, while upgrading a few key features. The EZ Ultra HE is our first Condensing model. By using the exhaust gases to preheat the inlet water, the EZ Ultra reaches efficie... [Read More]

  • Noritz NRC98DVNG Indoor Condensing Direct Vent Tankless Water Heater (Standard Vent Convertible), max. 180,000 Btuh, 9.8 Gpm - Natural Gas

    • UPC: 817000011789
    • ASIN: B008ORC12G
    • Brand: Noritz
    • Size: 1
    • Manufacturer: Noritz

    The NORITZ NRC98DV tankless water heater is at the forefront of modern high efficiency water heating.  It's advance heat exchanger is produced from commercial grade K-Copper which is 25% thicker than competitive models allowing for superior durability.  With flow rates up to 9.8 gallons per minute the NRC98DV delivers the highest flow rates in it... [Read More]

  • Rinnai RU98EN 9.8 GPM Outdoor Ultra-NOx Condensing Tankless Natural Gas Water Heater

    • UPC: 766156006630
    • ASIN: B0084CPE2A
    • Brand: Rinnai
    • Size: Ultra
    • Manufacturer: Rinnai

    Rinnai's condensing tankless water heaters deliver more efficiency than ever before. Available in four models, suitable for mid- to large-sized home.

  • Rheem RTGH-95DVLP 9.5 GPM Indoor Direct Vent Tankless Propane Water Heater

    • UPC: 020352612508
    • ASIN: B0084CPDCQ
    • Brand: Rheem
    • Manufacturer: Rheem

    All Rheem heating, cooling and water heater heating products meet and exceed rigorous industry standards for quality and reliability. From raw material delivery to finished product assembly, each phase in the manufacturing process is effectively overseen to ensure the highest quality in water heater manufacturing. Rheem products are frequently test... [Read More]

  • EZ Ultra HE Propane (LPG) Condensing Tankless Water Heater

    • UPC: 857618005145
    • ASIN: B077721DFB
    • Brand: EZ Tankless
    • Manufacturer: EZ Tankless

    Our newest model, the EZ Ultra HE (high efficiency) is a condensing tankless water heater that offers all the features our customers have grown to expect of EZ Tankless water heaters, while upgrading a few key features. The EZ Ultra HE is our first Condensing model. By using the exhaust gases to preheat the inlet water, the EZ Ultra reaches efficie... [Read More]

  • Rinnai RUR98eN 9.8 Max GPM Ultra Series Condensing Outdoor Natural Gas Tankless Water Heater with Recirculation

    • UPC: 766156008092
    • ASIN: B00P6XOHIW
    • Brand: Rinnai
    • Size: 9.8 Max
    • Manufacturer: Rinnai

    Rinnai Ultra Series Tankless Water Heaters deliver innovation and technological leadership in condensing tankless water heating design. Providing homeowners with an endless supply of hot water, energy savings, a space-saving design and environmental benefits, Rinnai now offers faster hot water with the new Ultra Series RUR models Tankless Water Hea... [Read More]

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