This system will extract up to 1.5kW of energy from the airstream of your diesel heater, heating a full tank of water from 20° to 40° in 11 minutes.


This system fits onto 75mm ducting.


The kit contains:

  • 12 or 18 litre vented tank, or option to remove tank 
  • 3 tank connectors
  • Large heat exchanger with barbed fittings
  • 2 air ducting adaptors with screws
  • 1 metre silicone hose with pipe clips
  • Water circulation pump
  • 2 temperature controllers
  • Full assembly instructions and wiring diagram


Optional extras:

  • Hot air diverter - allows you to duct the hot air either to the hot water system or into your van. Manual operation.
  • Remote cable for operating the diverter valve from a distance.


Dimensions of water tank:

12L - 420 L x 150 W x 250 H

18L - 440 L x 180 W x 300 H

Big Bobil Heater - 75mm ducting

VAT Included
Water tank size
Diverter valve
  • Please note that due to high order volumes and supply issues, delivery can take 10-15 working days. Apologies for the inconvenience.

  • This product is CE marked. It complies with the requirements of the European health, safety and environmental protection legislations.



+44 1275 474513


Mon - Sat: 

9AM to 6PM

Bowbell Cottage

The Batch


BS48 3DL

© 2020 by Bobil Vans Ltd.                         Registered in England. Company no: 13307438.                            VAT reg no: 376 3711 79.

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