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18L Natural Gas Intelligent Tankless Gas Water Heater Wall Hung Heating Boiler


18L Natural Gas Intelligent Tankless Gas Water Heater Wall Hung Heating Boiler

Product Description


The listing is about 36KW 18L 4.8GPM Natural Gas Tankless Instant Hot Water Heater Our gas water heater uses the  Natural Gas as the main energy material. Its advantage is instant, without waiting, and the smaller footprint can save a lot of space. You get instant, endless hot water wherever you are!


1. Modern fashionable line shape designed, magnificent thin-shaped appearance.

2. High efficient energy saving.

The heater exchanger and main burner adopt mostly advanced energy-saving and combustion technology to decrease gas consumption and burning noise.

3. Low water-pressure startup.

The water control linkage valve makes the heater start up under low water pressure and stable water flowing under high pressure to meet the requirements of those in water shortage areas and those living in high stairs.

4. Manifold auto protection, Lon flame inspection.

For the sake of your safety, automatically shut down gas power under unexpectable flameout.

5. Controller design, over heat protection.

Both cold water and warm water can be properly controlled.

6. Over water pressure protection function, anti-freezing protection function.

Automatically decrease pressure under excessive high water pressure. The anti-freezing apparatus can discharge the stock water to avoid damaging machine itself by freezing under cold areas or in case of long time no use.



The gas water heater 18L-LNG is perfect for the house. Take a hot shower or wash the dogs. It makes it great for off grid or other areas where electricity is not readily available. Safety, the gas water heater to achieve heat and heat separation, bathed in the bathroom, installed in the kitchen, to avoid the risk of leakage during the bathing process.


For the sake of your safety, please read following information carefully before using our products:

1. Every type of gas water heater is only suitable for one kind gas. And our 18l tankless instant hot water heater uses Natural Gas.

2. Please read the instructions carefully before using the gas water heater, and in strict accordance with the instructions to use, maintenance of the water heaters.

3. It is highly recommended to be installed by a professional.

4. Must be used under the condition of ventilation, ensuring the normal condition of the flue kit.

5. Please check the gas connection regularly to ensure there is no leaking risks.

Product Images


Product features
  • Natural Gas as the main energy material
  • 36KW 18L 4.8GPM tankless hot water heater
  • Modern fashionable line shape appearance
  • Digital display with shower head
  • Instant without waiting
  • Save a lot of space
  • Manifold auto protection
  • Adopt advanced energy-saving and combustion technology
  • High efficient energy saving
  • Automatic ignition system
  • Flame failure protection device
  • Anti-freezing protection function
  • Over heat protection
  • Over water pressure protection function
  • Low water-pressure startup
  • Stable water flowing under high pressure


  • Model: 18L Natural Gas
  • Water heater Type: Tankless
  • Heat Output Power: 36 KW
  • Gas Pressure(LNG): 2000 Pa
  • Hot Water Output: 18 L/min (4.8 GPM)
  • Use Gas Type: Natural Gas
  • Rubber Gas Hose(Outer diameter): 20 mm (0.79 inch)
  • Water Inlet: G1/2”
  • Water Outlet: G1/2”
  • Suitable Water Pressure
    Min.: 0.02 MPa
    Max.: 0.8 MPa
  • Starting Pressure: 0.015 MPa
  • Thermal efficiency: ≥80.8%
  • Smoke Exhaust Pipe Output Diameter: 9 cm (3.54 inch) (Smoke exhaust pipe not included )
  • Exhaust Way: Open & Force flue exhaust type
  • Discharge Ways: Flue automatic gas discharge
  • Fire Catching Ways: Electricity pulse automatic fire catching
  • Ignition: Powered by 2 size ‘D’ batteries (batteries not included)
  • Package Size: 70 x 40 x 21 cm (27.6 x 15.7 x 8.3 inch)
  • Gross Weight: 8.6 kg (18.96 lbs)
SKU: 3840023011108 Categories: , ,
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