Top 10 Gas Water Heaters
for December 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.9
SCORE
Rinnai V65eN Outdoor Tankless Hot Water Heater, V65EN-Natural Gas/ 6.3 GPM, Large, White

Rinnai V65eN Outdoor Tankless Hot Water Heater

V65EN-Natural Gas/ 6.3 GPM, Large, White

by Rinnai
What We like

Lightweight and Compact

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Product Features

  • Outdoor Installations
  • Max BTU's 120,000
  • Meets California and Texas NOx Emissions Standards
  • Max Energy Factor 0.82

Meets california and texas nox emissions standards Max btu's 120,000 Max energy factor 0.82 Outdoor installations

2
9.5
SCORE
Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM

Rinnai V65IN Tankless Water Heater

Large, V65iN-Natural Gas/6.5 GPM

by Rinnai
What We like

Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.

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Product Features

  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • Endless hot water for your entire home
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only

Up to 6.5 gpm hot water flow rate (varies by groundwater temp) V65in he high efficiency tankless hot water heater - natural gas: indoor installation only Endless hot water for your entire home

3
9.3
SCORE
EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG

EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG

by EXCELAMERICA LLC
What We like

2 SIZE D Batteries Included (For Automatic Ignition)

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Product Features

  • Exclusive - Vent-Free Technology No expensive Flue required
  • Starts with only 2 PSI of Water Pressure - Amazon Exclusive
  • Compact size: front 11.5 - depth 6 height 16
  • PROPANE GAS LPG UNIT

Exclusive - vent-free technology no expensive flue required Compact size: front 11.5 - depth 6 height 16 Propane gas lpg unit Starts with only 2 psi of water pressure - amazon exclusive

4
9.3
SCORE
Noritz NR50ODNG Outdoor Tankless Water Heater, max. 120,000 Btuh, 5.0 Gpm - Natural Gas

Noritz NR50ODNG Outdoor Tankless Water Heater, max. 120,000 Btuh, 5.0 Gpm

Natural Gas

by Noritz
What We like

Ideal for outdoor applications

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Product Features

  • High Efficiency
  • Endless hot water
  • Low Nox

Low nox High efficiency Endless hot water

5
8.6
SCORE
MAREY GA24CSANG 8.34GPM, High Efficienty, CSA Certified, Residential Multiple Points of Use Natural Gas Tankless Water Heater, White

MAREY GA24CSANG 8.34GPM

High Efficienty, CSA Certified, Residential Multiple Points of Use Natural Gas Tankless Water Heater, White

by Marey
What We like

DOE

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Product Features

  • UL listed
  • CSA Certified
  • Stainless Steel Venting Exhaust
  • LED Touch Screen Computerized Safety
  • Anti-Freeze Protection

Csa certified Anti-freeze protection Oxygen free copper heat exchanger Flow activation Led touch screen computerized safety Ul listed Stainless steel venting exhaust

6
8.5
SCORE
Camplux Pro On-Demand Tankless Water Heater,6.86 GPM Outdoor Propane Gas Tankless Water Heater with Advanced High Capacity Flow Control,Residential Propane Gas Water Heater for 3-4 Persons Whole House

CAMPLUX ENJOY OUTDOOR LIFE Camplux Pro On-Demand Tankless Water Heater

6.86 GPM Outdoor Propane Gas Tankless Water Heater with Advanced High Capacity Flow Control, Residential Propane Gas Water Heater for 3-4 Persons Whole House

by CAMPLUX
What We like

Considerate Customer Service- Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.

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Product Features

  • Saving Energy & Money- Maximum power output 180,000btu/hour,Camplux gas tankless water heater only activities with max energy factor of 0.82 for propane gas when use. Low NOx emission levels, average 9.5ppm for environmental protection.
  • On-Demand Tankless Water Heater-Camplux advanced 6.86 GPM high capacity flow control propane gas tankless water heater delivers 6.86 gallons per minute of on-demand endless hot water ensures instant hot water for 3-4 persons whole home shower and kitchen at one time.
  • Multiple Protection Ensure Your Safety- CSA certified ,flame failure device, anti-freezing protection, over heating protection to ensure your safety. It will heat automatically when the temperature lower than 40(5).
  • Convenient, Easy Installation - It only takes you a few minutes to get 6.86 gallons per minute of instant hot water. Includes digital remote control with a 3.3 feet cable for convenient flow control.

Convenient, easy installation - it only takes you a few minutes to get 6.86 gallons per minute of instant hot water. includes digital remote control with a 3.3 feet cable for convenient flow control. Multiple protection ensure your safety- csa certified ,flame failure device, anti-freezing protection, over heating protection to ensure your safety. it will heat automatically when the temperature lower than 40(5). On-demand tankless water heater-CAMPLUX advanced 6.86 gpm high capacity flow control propane gas tankless water heater delivers 6.86 gallons per minute of on-demand endless hot water ensures instant hot water for 3-4 persons whole home shower and kitchen at one time. Saving energy & money- maximum power output 180,000btu/hour,CAMPLUX gas tankless water heater only activities with max energy factor of 0.82 for propane gas when use. low nox emission levels, average 9.5ppm for environmental protection.

7
8.5
SCORE
Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater

Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater

by CAMPLUX
What We like

Enjoy & Comfortable Constant Hot WaterThis residential model is powered by 120 VAC voltage, features imported PCB with precise temperature control, never blow hot and cold in turn, on-demand hot water, double adjustment of water and air, and rising of the third gear making it perfect for a hot shower at home!Camplux CA528 can produce a quick endless hot shower for years to come! Please take the Camplux customized vent pipe CP-70 together for better performance.

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Product Features

  • Considerate Customer Service Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.
  • Smart& Energy SavingPCB frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. Man-machine dialogue, heating without waiting. This residential constant model saves time, money and energy while producing safe, endless hot water for whole home!
  • Advanced Safety Features CSA certified balanced combustion design required air combustion from the outdoor and the combustion city produced by the smoke forced out of the outdoor to ensure fresh indoor air, safe and reliable use. Features CO multiple protection ensures safety, equipped with PCB start up self-test &real-time intelligent monitoring, timely warning of potential gas fire and hydro power to ensure your family's safety. Automatically activates on water pressure between 7.0-150 PSI.
  • High Thermal Efficiency & High-Rise Wind ResistancePhosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . It can resist grade 8 wind speed and 240Pa high anti-wind pressure. Additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion.

Advanced safety features csa certified balanced combustion design required air combustion from the outdoor and the combustion city produced by the smoke forced out of the outdoor to ensure fresh indoor air, safe and reliable use. features co multiple protection ensures safety, equipped with pcb start up self-test &real-time intelligent monitoring, timely warning of potential gas fire and hydro power to ensure your family's safety. automatically activates on water pressure between 7.0-150 psi. High thermal efficiency & high-rise wind resistancephosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . it can resist grade 8 wind speed and 240pa high anti-wind pressure. additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion. Smart& energy savingpcb frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. man-machine dialogue, heating without waiting. this residential constant model saves time, money and energy while producing safe, endless hot water for whole home! Considerate customer service here at CAMPLUX, customer service is everything! we offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. have a question? give us a call at (844) 538-7475.

8
8.3
SCORE
A.O. Smith GCG-50 ProMax Tall Gas Water Heater, 50 gal

A. O. Smith A.O. Smith GCG-50 ProMax Tall Gas Water Heater

50 gal

by Trumbull Industries
What We like

Internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response

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Product Features

  • Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power
  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
  • Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining
  • Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting PEX cross-linked polymer

Meets all current regulations set forth by the national appliance energy conservation act (naeca) Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting pex cross-linked polymer Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power Blue diamond glass coating provides superior corrosion resistance to industry-standard glass lining

9
8.3
SCORE
A.O. Smith GCR-40 ProMax Plus High Efficiency Gas Water Heater, 40 gal

A. O. Smith A.O. Smith GCR-40 ProMax Plus High Efficiency Gas Water Heater

40 gal

by Trumbull Industries
What We like

Internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response

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Product Features

  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
  • Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power
  • Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting PEX cross-linked polymer
  • Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining

Meets all current regulations set forth by the national appliance energy conservation act (naeca) Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting pex cross-linked polymer Blue diamond glass coating provides superior corrosion resistance to industry-standard glass lining Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power

10
8.3
SCORE
EZ Ultra HE Natural Gas Indoor Condensing Tankless Water Heater - Digital Display - Whole Home

EZ Tankless EZ Ultra HE Natural Gas Indoor Condensing Tankless Water Heater

Digital Display, Whole Home

by EZ Tankless
What We like

FREE SHIPPING

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Product Features

  • Capacity Up to 3.4 GPM @ 45F Rise In Ambient Temperature
  • Condensing Technology - The EZ Ultra HE uses exhaust gas to preheat incoming water for added efficiency.
  • Back-draft prevention device and stainless steel horizontal vent pipe are included.
  • This heater can be vented horizontally or vertically using 2" Solid Core Schedule 40 PVC/CPVC

Capacity up to 3.4 gpm @ 45f rise in ambient temperature Condensing technology - the ez ultra he uses exhaust gas to preheat incoming water for added efficiency. This heater can be vented horizontally or vertically using 2" solid core schedule 40 pvc/cpvc Back-draft prevention device and stainless steel horizontal vent pipe are included.

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