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125mm ducting

Our 125mm (5 inch) round plastic ventilation ducting is suitable for Demand Controlled Ventilation Systems, HRV Systems and Cooker Hood Extraction. 

Internal Diameter: 125mm. 

Lengths Available: 2 metre, 1 metre & 0.5 metre.

We stock the following fittings for our 125mm plastic ducting:

  • 125mm 90 degree elbow bends
  • 125mm 45 degree bends
  • 125mm joiners or couplers
  • 125mm equal tees
  • 125mm plastic flanges
  • Duct reducer 125mm to 100mm
  • Duct reducer 150mm to 125mm

A suitable airtight tape, duct tape or ventilation mastic should be used to seal the 125mm duct joints. We also stock 125mm insulated flexible ducting.

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