Kair Brown Gravity Grille 183mm External Dimension with 150mm - 6 inch Round Rear Spigot and Not-Return Shutters - Ducting Air Vent

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Colour: Brown

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Product description

  • Brown Plastic Ducting Air Inlet Air Outlet with Gravity Shutters. 183mm x 183mm external dimension with 6 inch 150mm round male rear spigot on the back of the grille for indoor or outdoor use.
  • Non-return shutter flaps close automatically when not in use. Stops unpleasant odours, noises, or draughts flowing back through your duct. Gravity flap - no need for springs that could break.
  • Easy to install, just push-fit duct and fittings together. Perfectly suited Bathroom or Kitchen extractor fan, Hydroponics fan, or In-Line Extract Fan.
  • This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, passive ventilation, positive input, air conditioning, HVAC, and Heat Recovery Systems.
  • Suitable to use in compliance with Part F Building Regulations. Airflow performance independently tested by BSRIA or BRE. Free Air 16,000mm2. Static Pressure Drop in Pascals 15 l s 6.91 Pa - 30 l s 8.76 Pa - 60 l s 11.10 Pa.

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