BLAUBERG Connector with Backdraught Shutter - 100mm / 4 inch dia - Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose

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  • 100mm 4 inch dia plastic ducting connector with inline backdraught shutter gravity damper flap.
  • Prevents odours and cold air from coming through your extractor fan or ducting.
  • Will fit inside 100mm round pipe or 102mm flexible hose and can be used to join multiple lengths of pipe together to form a long duct run.
  • Ideal for your Tumble Dryer, Bathroom or Kitchen extractor fan, Hydroponics, In-Line Extract Fans, or Cooker Hood and other ventilation applications.

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