HVAC For Beginners

Biomass Boiler Ratings

A Repairman Reviews The Brands

With our biomass boiler ratings, you can compare boiler models side by side using our Head To Head tool. You can compare the models from the brands in eleven categories such as warranty, efficiency, construction, availability, & where they are made. You can also read the individual reviews of each brand below. Our simple rating system gives each brand a color code and a star rating. If the card is green, then, that is one of the top picks from HvacRepairGuy. If the card is yellow, then, that would be a budget pick from HvacRepairgGuy. If the card is red, then, the brand is not recommended by HvacRepairGuy. With our wood boiler reviews, you can cut through the sales hype and find value. It truly is like you were taking a repairman shopping with you!

HvacRepairGuy's 2023 Top Pick


★ ★ ★ ★ ☆

These boilers are made in Austria and are available worldwide. They are distributed in the USA by Tarm Biomass and the units are sold through a limited dealer network. The PE1 is a pellet burning central boiler that has fully automatic feeding, ignition, cleaning, and ash removal. They have an advanced control system with a lambda sensor and they are Wi-Fi enabled for remote monitoring. They use a durable silicon carbide hot surface igniter and offer various silos for storing the fuel.


★ ☆ ☆ ☆ ☆

These boilers are made in Germany and are available worldwide through their authorized representatives. The HSK-RA series can burn wood chips, pellets, and shavings. They feature glow bar ignition and a fire clay lined combustion chamber. They are auto cleaning but require an external hopper for the fuel. Their North American distributor is located in Canada.


★ ★ ★ ★ ★

This technology is licensed to Maine Energy Systems from OkoFEN and the units are made in the USA. The AUTOPELLET boilers are fully automatic and offer either vacuum or auger feed options. They feature two stage combustion and a durable stainless steel combustion chamber as well as automatic heat exchanger cleaning. The automatic ash removal system compacts the ashes into a container that is easily removed and dumped. The brand is backed by a good guarantee but is only available through dealers in parts of the USA and Canada.


★ ☆ ☆ ☆ ☆

This brand is made by NORTHWEST MANUFACTURING INC and is sold through a rather limited dealer network. The Maxim M255 PE outdoor pellet boiler features their FireStar controller that is Wi-Fi enabled to allow you to monitor and control the boiler through a smartphone app. The controller automatically adjusts the primary and secondary combustion air for maximum burn efficiency. The boiler has an eleven bushel internal hopper for the wood pellets which is somewhat small but they offer an optional external hopper with a 48 bushel capacity.

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