Biomass boiler ratings part 22 continues our expert and unbiased reviews with a look at the Viessmann, Warmflow, West Fire, Windhager, and Wirbel brands.
The VITOLIGNO 300-P is a fully automatic wood pellet boiler that is available in sizes from 4-48 kw. The units have durable ceramic combustion chambers and are available in Europe. The guarantee on the units is not very good when compared to other brands.
This brand offers an outdoor unit that has a large (120 kg) hopper. The unit has modulating heat output and a variable speed circulator pump for energy savings. They also have automatic burnpot cleaning so less maintenance is required. Their website does not have a stated warranty policy.
These boilers are made in Germany and are sold through dealers there as well as in Belgium, Netherlands, and Switzerland. The P15 model is a fully automatic pellet boiler that features automatic fuel recognition and auto cleaning functions. Their website is not much help and does not have a stated warranty policy.
This brand is from Austria and is available throughout Europe.
The BIOWIN 2 TOUCH features a "zero wear" ignition element that does not require any maintenance as well as a durable self-cleaning stainless steel burner. The unit's very large ash box minimizes the need to dump the unit and, in many cases, is only required once per year. They have a large external hopper while the VARIOWIN units (shown here) are compact units with a built-in hopper that can modulate their output from 1 to 12KW.
The PUROWIN model burns wood chips and features clean burning wood gasification technology.
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The EKO 3 boilers burn wood pellets and are available in four sizes. They have electronic controls with the ability to modulate their output and a large external hopper. The units can be purchased through their website in Russia but the guarantee on the boiler body is not very good when compared to other brands.
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.