The 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 emissions and 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.