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Fuel wood boilers

Features of the fuel wood boiler


  • Fuel wood boilers
  • 1. The boiler with the least fuel cost

    Heating and hot water generation are enjoyable with no worry about fuel cost. The boiler can be used for a long time since it has a structure that can withstand pressure (patent pending).

    2. 3 pass, high thermal efficiency and convenient boiler 3Pass

    Horizontal 3 Pass burning method allows no heat to be lost through the flue, hence smaller amount of wood is enough for common heating and hot water generation. Wood supply once every morning and evening is enough.

    3. Automatic damper mounted boiler

    Automatic air damper controls the air feeding so that no manual adjustment is necessary to prevent overheating.

    4. Easy cleaning

    Water extracted from fuel wood is recovered separately and soot or tar is easily cleaned.

    5. Heat storage

    Heat stored in the nighttime can be used in the daytime for the operation of the boiler.

    6. Variety of applications

    The boiler is suitable for any place where heating or hot water supply is needed including houses, country houses, pensions, saunas, greenhouses and fish farms.

Parts of the fuel wood boiler

Parts of the fuel wood boiler

Sturcture of the fuel wood boiler

Sturcture of the fuel wood boiler

Specifications of the fuel wood boiler


Classification Storage Type Storage Type
Heat storage type
Storage Type
Heat storage type
Storage Type Storage Type
Oil capacity(kcal/h) KSW-30S KSW-350D
KSW-35R
KSW-60S
KSW-60D
KSW-60R
KSW-120S KSW-250S
Fuel Fuel wood, briquette, waste wood
Heating output 15000~20000 20000~30,000 30,000~40,000 60,000~80,000 120,000~150,000
Hot water output 15000~20000 20000~30,000 20,000~30,000 30,000~40,000 60,000~80,000
Size(W*L*H) 590× 1015× 1300 780× 1100 ×1550 740×1200×1450 950×1900×1800 950×2100×1800
    780×1350×1550 880×1300×1550 330m2(100 Pyungs) 660m2(200 Pyungs)
      880×1550×1550    
Heating Area
Heating Area
66m2(20평) 99m2(30 Pyungs) 132m2(40 Pyungs)    
Heating inlet
and outlet
25A 25A 25A 32A 50A
Hot Water inlet
and outlet
15A 15A 15A 20A 20A
Flue Spec. 150 150 175 250 300
Maximum Operating temperature 1KG/M2
Operating voltage 220V/60HZ
Specification of
Safety Valve

2.5kg/cm2


Heat exchanger of the fuel wood boiler


Classification Heat exchanger of the fuel wood boiler
Heat exchanger Circular 3 pass. Wall thickness of the secondary combustion chamber : 4.0 t
Heat transfer area : 3.2m2
Drawing Drawing
Remark High efficiency and good hot water heat exchange.
Damper is made of steel and has enough distance from the door to provide safety against heat.