Marey G6FNG GAS 6L 1.58 GPM 42,000 BTU Natural Gas Tankless Water Heater Open Box
Manufacturer: Marey
SKU: G6FNG-OB










Fuel Type:
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(888) 999-1522
$ 169.00
$ 169.00
0

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Product Overview
Compact design saves space and is easy to install almost anywhere. It provides endless hot water on demand and only as needed. MAREY’s 6L gas tankless water heater has a maximum input rating of 42,000 BTU/h and provides a flow rate of up to 1.58 GPM output. No electrical connection is required; perfect for off-grid applications. This flow activated unit is perfect for areas with low water pressure. Ideal for indoor usage, apartments, cabins, and tiny homes. Control your temperature all year round with a convenient summer/ winter switch. Adjustable manual temperature control, multiple safety sensors including overhead and anti-dry heating. Not recommended for elevations above 2,000 ft.
Like new condition. Most open box units are returns that have never been used. A small percentage were minimally used and refurbished. Ships from the manufacturer in FL. Includes same 5 year warranty as new units.



100% certified by the manufacturer
Factory direct
5 year manufacturer warranty
Authorized Marey dealer
Ships from the manufacturer in FL
Features
- 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
- 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
Specifications
Fuel Type | Natural Gas |
Tankless | Yes |
BTU | 42000 BTU |
Gallons Per Minute | 1.58 Gallons |
Installation | Indoor |
Volts | 120 Volts |
Usage | Residential |
Minimum Activation Rate | 0.48 GPM |
Minimum Temperature | 13.5 °F – 66°F MAX. |
Water Connection Location | Bottom |
Water Connection Size | 1/2” NPT |
Flow Rate @ 35°F Rise | 1.78 GPM |
Flow Rate @ 45°F Rise | 1.38 GPM |
Flow Rate @ 55°F Rise | 1.13 GPM |
Flow Rate @ 65°F Rise | 0.96 GPM |
Portable | No |
Tankless Technology | Yes |
Water Flow Activated | Yes |
Energy Star | No |
Width | 11.8" |
Depth | 5.1" |
Height | 17.3" |
Weight | 15.00 lbs. |
Package Contents
Marey G6FNG Tankless Water Heater Open Box
Mounting Kit
User Manual
Warranty



This product comes with a 5 year factory warranty.