• Brand: Mercatherm
    • Boiler for the production of: Domestic Hot Water.
    • Series: SWB-IC.
    • Design: Horizontal Semi-Wet-Back.
    • Fuels: LP Gas, Natural Gas, #2 Oil.
    • Type: Firetube, Horizontal, Packaged boiler, Integral Heat Exchanger.
    • Capacities: 10 – 60 HP.
    • Standard design pressure: 30 PSIG.
    • Special design pressure: not available.
    • Number of passes: 3.
    • Heat exchange surface: 5 ft2/HP.
    • Operation: Fully Modulating/Two stages/One stage.
    • Included auxiliary equipment: Integral Heat Exchanger.




    A. Furnace.

    B. Semi-Wet-Back design.

    C. Sightglass.

    D. Front cover refractoryless.

    E. Small refractory in back door.

    F. Integral heat exchanger.

    G. Structural steel base.

    H. Will suit any brand of burner.


    1. First pass.

    2. Second pass.

    3. Third pass.