Adaptor Rectangular / Round White 4″

£9.00 inc. VAT

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SKU: BM973/W Category:

Built to last out of polystyrene/polypropylene material. Perfectly suited for ducting your Bathroom, Toilet, or Kitchen extractor fan, hydroponics, in-line extract Fans, tumble dryer, or a cooker hood. This ducting outlet can be used as a part of a long ductwork run for a variety of purposes including whole-house ventilation, passive stack vent, air conditioning, HVAC, and Heat Recovery Systems. For permanent fixings, seal joints with silicone sealant or tape. Easy to install and durable, just push-fit duct and fittings together.



  • Max / min temperature: 60c / -15c.
  • Allows conversion between Kair SYS-100 100mm round and 110mm x 54mm rectangular ducting systems.
  • Round Connector – 100mm straight – Fits over other connectors – requires DUCEK28 to connect to straight pipe DUCVKC250
  • Rectangular Connector – 110mm x 54mm – Fits over straight duct DUCVKC249
Weight 0.2 kg
Dimensions 15 × 13 × 13 cm


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