SP Dual Fuel Boiler

Two systems perfectly combined – The new dual fuel boiler SP Dual

sp dual 25The SP Dual firewood and pellet boiler combines two well designed systems. It fulfills all the requirements for firewood and pellet fuels in two separate combustion chambers. Highly efficient and convenient, the SP Dual guarantees low wmissions an energy costs.

Pellet unit can be added any time

The S4 Furbo F with pellet flange is the ideal solution for people who are currently only burning firewood. It can easily be vonverted to a dual fuel boiler by fitting the pellet unit at any time.

sp_modularModular design

  • Pellet unit can be added any time
  • Compact
  • Easy positioning


sp dual fllraum kleinExpanded fuel loading chamber for half metre pieces of wood with hot cladding

  • Easy loading
  • Long combustion time
  • Long reloading intervals


brennstoffmix_kleinFlexible change between firewood and pellets

  • Two separate combusion chambers
  • Maximum ease of use


s4-s3200Lambdatronic SP 3200 controler

  • Exact combustion control with broadband lambda control as standard
  • Large, clear control unit with adjustable viewing angle
  • Boiler navigation from the living room


  • P1 Pellet Boiler

    Fuel: Pellet
    kW Range: 7 to 20 kW

  • SP Dual Wood/Pellet

    Fuel: Firewood/Pellet
    kW Range: 15 to 40 kW

  • T4 Woodchip/Pellet

    Fuel: Chip/Pellet
    kW Range: 24-110

  • P4 Pellet

    Fuel: Pellet
    kW Range 8-100

  • S1, S3 & S4 Log Wood Boiler

    Fuel: Log Wood
    kW Range: 15-60

  • TX Chip/Pellet

    Fuel: Chip/Pellet
    kW Range: 150-250

  • Turbomat Chip/Pellet

    Fuel: Chip/Pellet
    kW Range: 150-500

  • Lambdamat Woodchip

    Fuel: Woodchip
    kW Range: 150-1000