Office opening hours: Monday-Friday 8am-5pm

  • Pellet boilers

  • Boiler service and repair


Pellets are made from compressed sawdust that is generated as a waste product from timer processing.  Good quality pellets have the major advantage over other biomass of having the most calorific value for their volume.  They can be fed into the boiler by a fully automated system.

Windhager FireWIN

With its contemporary design the FireWIN wood pellet boiler is an attractive feature providing full automation for heating and hot water.
- Wood Pelet Boiler
- 6mm ENplus Wood Pellets
- 2 appliances with a range of 3.8 - 12kW
- 95.7% efficiency

WIndhager BioWIN2

Requiring less than 1.5 metres of space, with minimum clearance included, the BioWIN 2 is the only pellet boiler that can fit into small, restricted areas and be installed flush to the wall requiring no service clearances to the rear, left or right of the appliance
- Wood Pelet Boiler
- 6mm ENplus Wood Pellets
- 2 .9-25.9 kW
- 94.4% efficiency

Windhager BioWIN Excel

The compact design of the BioWIN Excel means it can be installed in the smallest boiler rooms. Once in operation the BioWIN Excel is fully automated so that you can "Switch on and forget"
- Wood Pellet Boiler
- 6mm ENplus Wood Pellets
- 11 - 60kW
- 92% efficiency

Windhager DuoWIN

The DuoWIN is the first of Windhagers hybrid boilers. The DuoWIN can be equipped with either manual or fully automatic pellet feed, depending on the customers preference. Equipped with intelligen fuel switching, the hybrid boiler's automatic fuel changeover detects if the wood gasifier is in burnout. If there is too little energy available in the boiler or heat exchanger, the unit will change to pellet operation either automatically or after an individually adjustable time.
- Wood Log and Pellet Boiler
- Logs and Pellets
- 4.3 - 1-kW
- 90 - 93.9%

Froling P1 Pellet

Occupying just 0.38 m² of space. The new PE1 Pellet stands out for it's quiet operation and ease of use, combined with low emissions and also very low energy consumption.
- Wood Pellet Boiler
- 6mm ENplus Wood Pellets
- 7 - 20kW

Froling P4 Pellet

Froling has set new international standards for technology and design with the new P4 Pellet. With its ingenious fully automatic operation, this new product from Froling offers the ultimate convenience.
- Wood Pellet Boiler
- 6mm ENplus Wood Pellets
- 8 - 60kW

Windhager BioWIN KasKade

For those properties requiring a higher output, WIndhager offer an option of cascading the BioWIN excel to the required outcome

“The process through planning and during installation was made much easier as a result of the help and friendly assistance given by the team at McInnes Renewables”

D. Macdonald, Isle of Skye


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Latest News

Customer Update - COVID-19

Posted 23/03/20

UPDATE - 25.03.20 To our valued customers and clients, After further announcements from the UK government we have made the... Read more

Highland heating and renewable firm mark first year of major government fuel poverty scheme

Posted 26/09/17

An Inverness based business, which offers some of the most advanced renewable energy solutions is delighted that a year after... Read more

McInnes Group
Unit 3, 43a Harbour Road

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