GK 18 water heating fireplace insert

The GK 18 is a classic firebox made of steel and cast iron entirely in Gercand. The nominal power of the water heater is 12 kW. The clean design fits into any interior, and the high-quality heat-resistant glass lets you enjoy live fire.

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Technical information

IndicatorsData
Nominal power in kW18
Maximum power in kW23
Boiler nominal power in kW12
Overall dimensions (mm)670x455x720
Weight (kg)130
Efficiency (%)72
Hearth Dimension (L x P x H) mm630x300x370
Glass dimension ( L/H ) mm595х370х4
Smoke exit positionUp
Chimney (mm)180
Maximum log size (mm)580
Finishing materials / thickness (mm)Steel, 4mm and cast iron
Type of cast ironGray Cast iron
Thickness of cast iron (mm)From 5 to 12 mm
Gasket sealing materialsISO GLASS
Glass resistance and typeCeramic 750°C
Surface coatingHeat resistance to 600°C
Type of doorCast iron
Type of handleCast iron
Emissions of CO (%)0.22
Exhaust temperature280°C
Mass flow of smoke (g/s)11.9
Dust concentration discarded in 13% СО2>57,4 mg/m³
Wood consumption (kg/h)5.5
Minimum distance to adjacent materials: rear / side / front / down (mm)200 / 200 / 1200 /400
Depression chimney required12 Pa
StandardEN 13229
Heat exchanger volume ( litres)22
Optimum operating temperature of the heat exchanger (°C)60°С
Boiler connections (ø)1 ″

Product Benefits

  • heat resistant glass

  • еasy to use

  • nominal power of the water heater 12 kW

Service

  • 3 years warranty
  • Hand welded seams and assemblies
  • Cast iron foundry into the Gerkand factory
  • Business and individual high value service

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