Biomass Boiler Ratings part 18, Reviews of the SHT, Sici Kalor, Skanden, Slokov, Smart Fire, & Solarfocus brands


This brand is from LOHBERGER HEATING TECHNOLOGY and is available in Europe. The THERMOCOMFORT PNA models are available in four sizes and feature automatic operation with an ash compactor so less dumping is required. The units do not have an integrated pellet hopper and their website does not have a stated warranty policy.


These boilers are made in Italy and are sold in Europe but only through a very limited dealer network. The SunFire 35 features electronic controls with automatic ignition. They can burn olive pits and nut shells as well as wood pellets but the guarantee on the unit is not very good when compared to other brands.<1* 

This brand is made in Denmark by REKA.

They offer residential pellet boilers (shown here) in sizes from 38,000 to 70,000 btu/hr as well as their MULTIFUEL MINI boilers which can burn switch grass, wood chips, and agricultural waste.

They feature automatic cleaning of the tubes as well as automatic ash removal. Their website is not much help and does not have a stated warranty policy.<1*  

These pellet boilers are made and sold in the Czech Republic through authorized dealers. They are available in three sizes and feature automatic electronic controls. Their website is not much help and does not have a stated guarantee on their products.


These boilers burn wood pellets and feature a ceramic self-cleaning burner. They have automatic ignition and electronic controls to maximize efficiency and are available in two sizes. They have weather compensating control for energy savings but their website does not have a stated warranty policy.<1*  

The PELLETtop models use gasification technology and have advanced controls. They have automatic ignition and cleaning of the heat exchanger. The THERMINATOR II boilers can burn logs or pellets/chips and can switch between the two with an optional control. 

Other Biomass Boiler Ratings

We continue our biomass boiler ratings with an alphabetical list of manufacturers and reviews of their products. You can continue to browse our list but, if you are looking for a specific brand, you can enter its name in the search box at the top of the page.