Dorchester DR-FC Evo condensing water heater

Fully automatic, condensing direct fired water heater for domestic hot water.

7 models available with continuous outputs (@44°C ∆T) of 600, 630, 970, 1200, 1700, 2000 & 2400 l/h.

  • Power outputs 30-119kW and storage capacities of 227-504 litres.
  • Safe and clean domestic hot water generation.
  • Reduces energy use and running costs by maximising condensing performance.
  • Meets the strict standards for efficiencies and NOx emissions in new buildings.
  • Ultra-quiet operation means it can be installed close to point of use without disturbance to occupants.
  • Closely matches hot water demand, reducing wastage.
  • Down firing pre-mix modulating burner reduces the risk of scale build up impacting on the heat transfer.
  • Extensive range of time and temperature control features built in as standard.
  • Electronic Anode fitted as standard.
  • Easy access for service and maintenance.
  • Full project assistance with sizing and selection of equipment to match the application.
  • Extensive back up and support from our team of experienced engineers across the UK.
  • BIM objects available to assist in project design and management.
  Title Type Size  
Guide to commercial hot water brochure Guide to commercial hot water brochure application/pdf 2149 kB Download
Dorchester DR-FC EVO water heater wiring diagram Dorchester DR-FC EVO water heater wiring diagram application/pdf 64 kB Download
Dorchester DR-FC Evo brochure Dorchester DR-FC Evo brochure application/pdf 2366 kB Download
Dorchester DR-FC EVO water heater dimensions Dorchester DR-FC EVO water heater dimensions application/pdf 256 kB Download
Dorchester DR-FC EVO technical data table Dorchester DR-FC EVO technical data table application/pdf 68 kB Download
Dorchester DR-FC Evo 25-120 installation manual Dorchester DR-FC Evo 25-120 installation manual application/pdf 2520 kB Download
Dorchester DR-FC-Evo seasonal efficiency sheet Dorchester DR-FC-Evo seasonal efficiency sheet application/pdf 86 kB Download
Dorchester DR-FC-Evo 95 CAD Dorchester DR-FC-Evo 95 CAD image/vnd.dwg 50 kB Download
Dorchester DR-FC-Evo 80 CAD Dorchester DR-FC-Evo 80 CAD image/vnd.dwg 49 kB Download
Dorchester DR-FC-Evo 25 CAD Dorchester DR-FC-Evo 25 CAD image/vnd.dwg 48 kB Download
Dorchester DR-FC-Evo 120 CAD Dorchester DR-FC-Evo 120 CAD image/vnd.dwg 49 kB Download
Dorchester DR-FC-Evo 30 CAD Dorchester DR-FC-Evo 30 CAD image/vnd.dwg 48 kB Download
Dorchester DR-FC-Evo 45 CAD Dorchester DR-FC-Evo 45 CAD image/vnd.dwg 48 kB Download
Dorchester DR-FC-Evo 60 CAD Dorchester DR-FC-Evo 60 CAD image/vnd.dwg 48 kB Download
  • New build projects
  • Large commercial and public buildings including schools, hospitals and hotels.
  • Locations with substantial and continuous hot water demands including hospitals, hotels and sports facilities.


  • Unvented water supply kit - essential for any unvented application and includes an expansion vessel sized for the water heater and local pipework only.
  • Remote monitoring unit
  • Room Sealed Flue Systems:
    • Concentric flue systems type C13–Horizontal termination
    • Concentric flue systems type C33–Vertical termination
  • Twin duct flue systems type C53–Vertical flue termination with Horizontal air inlet
  • Conventional Open Flue Systems:
    • Open flue systems type B23–Vertical termination 
  • Choose from a wide range of service contracts to help maintain optimum performance.