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Hot Water Boiler Range

A compact, low maintenance, and highly efficient hot water boiler

Fellsman hot water boiler used for pitch heating at Sheffield Wednesday Football Club

Sizes from 250kW to 3,000 kW and working pressure up to 10 bar g (maximum temperature 140°c)


Made exclusively in the UK, the Byworth Fellsman hot water boiler is the ideal solution for small to medium applications.

With the perfect balance between efficiency and size, the Fellsman is capable of producing 250kW to 3,000kW heat outputs all with a compact footprint.


Why choose a Fellsman boiler?


  • Fully wet back
  • Reliable with long life span
  • Suitable for a wide range of liquid or gaseous fuels including natural gas, LPG, LNG, biogas and heating oils
  • Lightweight, hinged front-door
  • Removable rear doors
  • Spiral wound turbulators significantly improve efficiency without increasing the boiler footprint
  • Generous shell and furnace sizes
  • Output easily achieved
  • Easy access for cleaning and inspection

Need something a little bigger than the Fellsman?

Explore the Dalesman hot water range

Dalesman range