Kroll is releasing a new wood pellet burner fitted to the Kroll cast iron SM8 hydronic boiler. This system is expected to be around the $8500 mark, depending on options. The system includes the 20kW RB20 pellet burner & boiler with pellet auger. A 50kW & 70kW version is also available. Another option is the … Continue reading RB20 Pellet Burner by Kroll