• • RIL200 (200mm in-line duct fan) • 15m insulated duct
  • 3 Double branch take-off • 4 adjustable grilles
  • 2-speed switch
  • Duct tape
  

Design criteria based on:-

• • average room size 4m x 4m x 2.5m high, or room volume 38m3
  
• • air flow per outlet approx. 50 L/sec
  
• • minimum grille outlet velocity 3.5 to 4.0 m/sec
  
• • pressure resistance through duct and grilles as listed
  Note: Larger rooms may require more than 1 outlet
  Adequate air relief to be available in rooms being warmed.

• Heat Transfer Kits are designed to draw warm air from a room with a heat source such as a fireplace or potbelly stove, and deliver this warm air to other areas of the house. They are easy to install and economical to run.

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