Tankless - What to know before you buy

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

  • Excel Pro Tankless Gas Water Heater NATURAL GAS 6.6 GPM Whole House and for Hydronic heating Compare to Rinnai, Rheem,Noritz, Bosch FREE FLUE KIT

    • UPC: 707239100098
    • ASIN: B06X3WQT1B
    • Brand: GASFLEX
    • Manufacturer: EXCEL

    This compact , yet powerful unit - with gas inputs up to 140,000 BTU per hour - can meet all the hot-water needs of a small to medium American home or apartment. Designed to virtually do anything a 40-gallon tank-type water heater can do and much more The Wall mounted Excel Pro is design to work with hydronic baseboard or radiant floor heating appl... [Read More]

  • Rinnai V65IN 6.6 GPM Indoor Low NOx Tankless Natural Gas Water Heater

    • UPC: 766156007095
    • ASIN: B0084CPEDO
    • Brand: Rinnai
    • Size: Large
    • Manufacturer: Rinnai

    Features ENERGY STAR Qualified Energy Factor of .82 for Natural Gas and Propane Certified for Installation in Manufactured (Mobile) Homes Leak detection shuts off water to unit to limit property damage Enhanced scale detection lessens possibility of serious, long-term damage to unit Temperature lock prevents accidental or unauthorized changes to wa... [Read More]

  • Eccotemp 45H-NG Outdoor 6.8 GPM Natural Gas Tankless Water Heater, White

    • UPC: 891876002393
    • ASIN: B00K2XLJH8
    • Brand: Eccotemp
    • Size: 6.8 GPM
    • Manufacturer: Eccotemp Systems

    The Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater is the largest outdoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 45H-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial applications. The compact, wall mounted 4... [Read More]

  • Rinnai V65EN 6.6 GPM Outdoor Low NOx Tankless Natural Gas Water Heater

    • UPC: 766156007118
    • ASIN: B0084CPEDE
    • Brand: Rinnai
    • Size: Large
    • Manufacturer: Rinnai

    Rinnai's V65E exterior-mount tankless water heater efficiently delivers up to 6.6-Gallon per minute (GPM) of hot water, making it perfect for your one to two and half bathroom home. This easy-to-install, ultra-compact unit lets you enjoy all the benefits of Rinnai tankless water heating. You'll experience clean, reliable hot water at a consistent p... [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]

  • 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.

  • Takagi T-KJr2-OS-NG Outdoor Tankless Water Heater, Natural Gas

    • UPC: 671657108236
    • ASIN: B0057X23NW
    • Brand: TAKAGI
    • Size: -1
    • Manufacturer: Takagi

    T-KJR2-OSNG Features: -Tankless water heater.-Natural gas.-Can be converted into a direct-vent unit.-Outdoor installation only.-BTU/hr: 19,500 140,000.-0.82 Energy factor.-Flow rate: 6.6 GPM maximum.-Cost-efficient and environmental friendly.-Perfect for light residential and radiant heating applications.-Energy star. Dimensions: -Overall dimension... [Read More]

  • 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]

  • Rheem RTG-84XLN-1 Tankless Water Heater, Grey

    • UPC: 020352671048
    • ASIN: B077MXHW4H
    • Brand: Rheem
    • Manufacturer: Rheem

    Rheem RTG is a series of mid-efficiency condensing tankless gas water heaters designed for continuous hot water. Industry leading low flow activation with a minimum flow rate of .26GPM and minimum activation flow rate of .40GPM ensures hot water is received even in low demand situations. Ultra Low NOx burner meets SCAQMD rule requirements of safety... [Read More]

  • Eccotemp 20H Outdoor 6.0 GPM Natural Gas Tankless Water Heater

    • UPC: 853868008257
    • ASIN: B07SPVM1JR
    • Brand: Eccotemp
    • Manufacturer: Eccotemp Systems

    The Eccotemp 20H Outdoor Natural Gas Tankless Water Heater is one of the largest outdoor models of the Eccotemp tankless line. Rated at an impressive 6.0 gallons per minute (GPM) and 150,000 BTU per hour, the Eccotemp 20H-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial app... [Read More]

  • Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater

    • UPC: 853868008264
    • ASIN: B07SMBDHQW
    • Brand: Eccotemp
    • Manufacturer: Eccotemp Systems

    The Eccotemp 20HI Indoor Natural Gas Tankless Water Heater is one of the largest indoor models of the Eccotemp tankless line. Rated at an impressive 6.0 gallons per minute (GPM) and 150,000 BTU per hour, the Eccotemp 20HI-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial app... [Read More]

  • Eccotemp fvi12-NG FVI-12 Natural Gas, 3.5 GPM, High Capacity Tankless Water Heater, White

    • UPC: 891876002096
    • ASIN: B00388M4B4
    • Brand: Eccotemp
    • Manufacturer: Eccotemp Systems

    The incredibly efficient Eccotemp FVI-12 Natural Gas Tankless Water Heater uses an intense gas-fired flame to instantly heat water the moment it passes through the unit, so as long as you feed water in, hot water will come out! Comes ready to install. With the included horizontal vent kit, this Eccotemp FVI-12 Natural Gas Tankless Water Heater can ... [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]

  • Camplux 12L 3.18 GPM Indoor Tankless Natural Gas Water Heater

    • ASIN: B07DNB8L18
    • Brand: CAMPLUX ENJOY OUTDOOR LIFE
    • Size: 12 L / 3.18 GPM
    • Manufacturer: CAMPLUX

    1.The Camplux CA318 is perfect for vacation cabins, cottages, and smaller homes. 2.This model has a sleek, black tempered glass casing with automatic temperature controls and a touch screen with an LED digital display that shows the output temperature reading. 3.It comes with a horizontal stainless steel vent pipe, ready to install and with its ... [Read More]

  • Takagi T-KJr2-IN-NG Indoor Tankless Water Heater, Natural Gas

    • UPC: 671657108212
    • ASIN: B0057X27OC
    • Brand: TAKAGI
    • Size: -1
    • Manufacturer: Takagi

    T-KJR2-INNG Features: -Tankless water heater.-Natural Gas.-Can be converted into a direct-vent unit.-Indoor installation only.-BTU/hr: 19,500 140,000.-0.82 Energy factor.-Flow rate: 6.6 GPM maximum.-Cost-efficient and environmental friendly.-Perfect for light residential and radiant heating applications.-Energy star. Dimensions: -Overall dimensions... [Read More]

  • Happybuy 18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Stainless Steel Liquefied Natural Gas Water Heater with Shower Head Kit Wall-Mounted Water Heater (18L, Natural Gas)

    • UPC: 719034880556
    • ASIN: B07CNRZ3N4
    • Brand: Happybuy
    • Size: 18L -4.8GPM -36KW
    • Manufacturer: Happybuy

    18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Water Heater with Shower Head ATTENTIONS: - Every type of gas water heater is only suitable for one kind gas. And this water heater is ONLY for Liquefied Natural Gas. . - Highly recommended to be installed by a professional. - Must be used under the condition of ventilation, ensur... [Read More]

  • Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation

    • UPC: 766156006319
    • ASIN: B0058K3WNO
    • Brand: Rinnai
    • Size: Large
    • 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.

  • VEVOR 18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Stainless Steel Liquefied Natural Gas Water Heater with Shower Head Kit Wall-Mounted Water Heater (18L, Natural Gas)

    • UPC: 719034880594
    • ASIN: B07CPMWZCD
    • Brand: VEVOR
    • Size: 18L
    • Manufacturer: VEVOR

    18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Water Heater with Shower Head ATTENTIONS: - Every type of gas water heater is only suitable for one kind gas. And this water heater is ONLY for Liquefied Natural Gas. . - Highly recommended to be installed by a professional. - Must be used under the condition of ventilation, ensur... [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]

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

    • UPC: 764177000033
    • ASIN: B008C4BGM2
    • Brand: MAREY
    • Size: NG
    • Manufacturer: Marey

    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 designed in the USA and perfect to Supply endless hot water for up to 1 or 2 points of use simult... [Read More]

  • Tankless - What to know before you buy

    Best Natural Gas Tankless Water Heater

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