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  • Biomass Supplier List (BSL)

    From October 5, 2015 all biomass fuel used by households, businesses and other organisations claiming the RHI must meet a lifecycle greenhouse gas (GHG) emissions target of 60% GHG savings against the EU fossil fuel average, and land criteria, which for woodfuel are set out in the UK Timber Standard for Heat and ...

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  • Options for Wood Chip Fuel Store Design

    There are a number of factors that we take into account when designing a client’s plant room and fuel store for a wood chip biomass boiler. It is always best to plan you fuel delivery method at the design state and for a client buying a woodchip system ...

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  • Wood Chips

    We recommend ENBS P16A/P16B (G30 and 50) wood chips, with an average chip size of 30mm and a maximum moisture content of 30% in the Guntamatic Powerchip, which also burns wood pellets, grain and miscanthus. It is not advisable to burn wood chips with a significantly higher percentage of ...

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  • Wood Pellets

    Wood pellets are a biomass fuel made from compressed sawdust, produced as a waste product from sawmills. Their shape is achieved by compression at the pellet processing plant and their shiny surface is from the natural glues found in the sawdust. Wood Pellets should be Accredited to the ENPlus A1 ...

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  • Logs

    What is the Calorific Value of Logs? Around 5 kilowatt hours (kWh) per kg, depending on moisture content and type of wood (hardwood or softwood, and species).  For a batch-burning boiler like the BMK, the ideal size is 50cm in length, 12-15cm in thickness. What Kind of Logs Should ...

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  • Grain

    Grain can be an economical and convenient fuel for use in biomass boilers. Pourable grain such as Oats, Wheat and Barley (all which have low nitrogen content) can be used in Guntamatic’s Powerchip and Powercorn biomass boilers. The calorific values of grain can vary slightly, with Barley giving 4. ...

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  • Miscanthus

    Miscanthus, (or “Elephant Grass”) is a perennial grass originating from Asia. It is becoming popular as an energy crop as it can easily and quickly grow on poor quality land. It can be grown without fertilisers or very much intervention, making its cultivation relatively straightforward. Miscanthus has a ...

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“The Guntamatic Biocom boiler has helped us to make significant savings compared to the electric heating system we had previously been using.

The boiler has been reliable, has needed very little maintenance and has helped us provide a comfortable environment to visitors and artists alike.”

Christine Muller, Scottish Sculpture

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