Gas Tankless Water Heaters

Efficient, durable and energy conserving — these products are the solution to your hot water needs.

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    Marey Gas 30L Liquid Propane Indoor Tankless Water Heater, 8.0GPM, 199,000 BTU’s

    $899.99

    Quick Overview:

    • Low-NOx Emissions-compliant with SCAQMD
    • Provides continuous hot water for up to 3 showers and 2 sinks running at once.
    • Maximum flow rate of 8 GPM at 45°F temperature rise (4.6 GPM at 70°F rise)
    • Whole house solution ideal for larger homes, multi-family units and light commercial use
    • CSA certified for US and Canada Market.
    • 5 year limited warranty.

    Features:

    • Energy and Space Efficient: Space-saving design conserves energy as it heats only when needed.
    • Compact, indoor wall-mounted design frees up storage space. The unit comes with a LED digital display that shows the output.
    • Multiple Safety Features: built-in freeze protection, manual reset high limit, overheat cutoff fuse, inlet and outlet thermistors to monitor temperatures, and a built-in flame sensor.
  • Quick View

    Marey Gas 30L Natural Gas Indoor Tankless Water Heater, 8.0GPM, 199,000 BTU’s

    $899.99

    Quick Overview:

    • Low-NOx Emissions-compliant with SCAQMD
    • Provides continuous hot water for up to 3 showers and 2 sinks running at once.
    • Maximum flow rate of 8 GPM at 45°F temperature rise (4.6 GPM at 70°F rise)
    • Whole house solution ideal for larger homes, multi-family units and light commercial use
    • CSA certified for US and Canada Market.
    • 5 year limited warranty.

    Features:

    • Energy and Space Efficient: Space-saving design conserves energy as it heats only when needed.
    • Compact, indoor wall-mounted design frees up storage space. The unit comes with a LED digital display that shows the output.
    • Multiple Safety Features: built-in freeze protection, manual reset high limit, overheat cutoff fuse, inlet and outlet thermistors to monitor temperatures, and a built-in flame sensor.
  • Quick View

    Marey GAS 6L – 1.58GPM Liquid Propane Tankless Water Heater

    $189.99

    Quick Overview:

    • Water heating solution for a point of use application
    • Better apt for outdoor installation with front cover design
    • No electrical connection required, pulse ignition, powered by (2) D batteries.
    • Activated by water flow, not water pressure.
    • Multiple safety sensors including auto cut-off, automatic ignition, anti-dry combustion, over-pressure, overheating, flameout protection, and twin solenoid valves.
    • Convenient summer/winter switch to control your temperature all year round.
    • 5-year warranty

    Features:

    • Water-controlled automatic ignition
    • This unit provides more comfort and energy savings in the form of lower gas consumption in warmer months.
    • Sufficient flow is always required to keep the overheat safety sensor from shutting the unit off.
    • Anti-dry combustion protection
    • 1.58-GPM heater is activated by water flow rather than water pressure
    • Minimum activation rate: 0.48 GPM
    • Maximum input rating: 42,000 BTUs
    • Pressure rating: 2.5 – 116 PSI
    • Water connection location/size: Bottom/0.5-inch NPT
  • Quick View

    Marey GAS 6L – 1.58GPM Natural Gas Tankless Water Heater

    $189.99

    Quick Overview:

    • Water heating solution for a point of use application
    • Better apt for outdoor installation with front cover design
    • No electrical connection required, pulse ignition, powered by (2) D batteries.
    • Activated by water flow, not water pressure.
    • Multiple safety sensors including auto cut-off, automatic ignition, anti-dry combustion, over-pressure, overheating, flameout protection, and twin solenoid valves.
    • Convenient summer/winter switch to control your temperature all year round.
    • 5-year warranty

    Features:

    • Water-controlled automatic ignition
    • This unit provides more comfort and energy savings in the form of lower gas consumption in warmer months.
    • Sufficient flow is always required to keep the overheat safety sensor from shutting the unit off.
    • Anti-dry combustion protection
    • 1.58-GPM heater is activated by water flow rather than water pressure
    • Minimum activation rate: 0.48 GPM
    • Maximum input rating: 42,000 BTUs
    • Pressure rating: 2.5 – 116 PSI
    • Water connection location/size: Bottom/0.5-inch NPT
  • Quick View

    GA 14CSA LP

    $569.99

    Quick Overview:

    • 3.7 GPM
    • Digital temperature display
    • CSA Certified
    • 3 points of use application
    • Indoor installation
    • Requires a 120 VAC and 60 Hz power
    • Not recommend for elevations above 2000 ft.

    Features:

    • CSA Certified
    • 3 points of use application
    • 3.7 GPM
    • Digital temperature display
    • Indoor installation
    • Requires a 120 VAC and 60 Hz power
  • Quick View

    GA 14CSA NG

    $569.99

    Quick Overview:

    • 3.7 GPM
    • Digital temperature display
    • CSA Certified
    • 3 points of use application
    • Indoor installation
    • Requires a 120 VAC and 60 Hz power
    • Not recommend for elevations above 2000 ft.
  • Quick View

    Marey GAS 10L – 2.64GPM Liquid Propane Tankless Water Heater

    $269.99

    Quick Overview:

    • No electrical connection required, pulse ignition, powered by (2) D batteries.
    • Activated by water flow, not water pressure.
    • Multiple safety sensors including auto cut-off, automatic ignition, anti-dry combustion, over-pressure, overheating, flameout protection, and twin solenoid valves.
    • Convenient summer/winter switch to control your temperature all year round.
    • 5-year warranty

    Features:

    • Water-controlled automatic ignition
    • This unit provides more comfort and energy savings in the form of lower gas consumption in warmer months.
    • Sufficient flow is always required to keep the overheat safety sensor from shutting the unit off.
    • Anti-dry combustion protection
    • Over-pressure protection(when water pressure is over 145 PSI);
  • Quick View

    Marey GAS 10L – 2.64GPM Natural Gas Tankless Water Heater

    $269.99

    Quick Overview:

    • No electrical connection required, pulse ignition, powered by (2) D batteries.
    • Activated by water flow, not water pressure.
    • Multiple safety sensors including auto cut-off, automatic ignition, anti-dry combustion, over-pressure, overheating, flameout protection, and twin solenoid valves.
    • Convenient summer/winter switch to control your temperature all year round.
    • 5-year warranty

    Features:

    • Water-controlled automatic ignition
    • This unit provides more comfort and energy savings in the form of lower gas consumption in warmer months.
    • Sufficient flow is always required to keep the overheat safety sensor from shutting the unit off.
    • Anti-dry combustion protection
    • Over-pressure protection(when water pressure is over 145 PSI);
  • Quick View

    GA16ONGDP

    $409.99
    • Maximum output of 105,800 BTUs for endless hot water.
    • No need for electricity: the unit turns on with 2 D batteries. Perfect for off-grid areas, campsites, cabins or any place where electricity is not available.
    • The unit has a digital display which makes it easy to adjust the flow of water and gas to the desired outlet temperature.
    • 4 simultaneous points of use.
    • Maximum flow: under 0.1mpa – 3.61 GPM / under 0.2mpa – 4.57 GPM.
    • Compact design.
    • CSA certified gas regulator, hose and portable outdoor shower included.
    • Safety features: Flame extinguishing device and overheating protection.
    • Not recommended for altitudes above 2000 feet.
    • Comes with a 5 year limited warranty.
  • Quick View

    GAS 24CSA LP

    $659.99

    Quick Overview:

    • Marey 170,000 BTU/hr
    • High Efficienty
    • CSA Certified
    • Residential Multiple Points of Use Liquid Propane Gas Tankless Water Heater
    • Not recommend for elevations above 2000 ft.

    Features:

    • CSA Certified
    • LED Touch Screen
    • Computerized Safety
    • Flow activation
    • Oxygen free copper heat exchanger
    • Stainless Steel Venting Exhaust
    • Anti-Freeze Protection
  • Quick View

    GAS 24CSA NG

    $659.99

    Quick Overview:

    • Marey 170,000 BTU/hr
    • High Efficiency
    • CSA Certified
    • Residential Multiple Points of Use Natural Gas Tankless Water Heater
    • Not recommend for elevations above 2000 ft.

    Features:

    • CSA Certified
    • LED Touch Screen
    • Computerized Safety
    • Flow activation
    • Oxygen free copper heat exchanger
    • Stainless Steel Venting Exhaust
    • Anti-Freeze Protection
  • Quick View

    GA16OLPDP

    $409.99
    • Maximum of 4.2 gallons per minute for the perfect outdoor shower at 115 ° F leaving water temperature.
    • Maximum output of 100,000 BTUs for endless hot water.
    • No need for electricity: the unit turns on with 2 D batteries. Perfect for off-grid areas, campsites, cabins or any place where electricity is not available.
    • The unit has a digital display which makes it easy to adjust the flow of water and gas to the desired outlet temperature.
    • 4 simultaneous points of use.
    • Maximum flow: under 0.1mpa – 3.61 GPM / under 0.2mpa – 4.57 GPM.
    • Compact design.
    • CSA certified gas regulator, hose and portable outdoor shower included.
    • Safety features: Flame extinguishing device and overheating protection.
    • Not recommended for altitudes above 2000 feet.
    • Comes with a 5 year limited warranty.
Prices and promotions shown on this website are for sales and orders shipped only to the US Mainland. Puerto Rico customers please visit www.mareypr.com
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