Ubbink OFT-1 Flat Roof Vent/Terminal for EPDM - 166mm

£98.08 Incl. VAT
£81.73 Ex. VAT


The OFT/1 range is suitable for use with soil and vent systems and for both mechanical and natural (passive) ventilation installations. It offers a large free vent area with a low Pascal resistance figure.


There are five flange types for different roof covering that suit the OFT1 range ranging from 110mm diameter to 166mm;

  • Asphalt
  • Felt
  • EPDM
  • Bitumen
  • PVC



  • Large vent area
  • Low Pa resistance


Diameter: 160mm
Height Above Roof: 240mm
Flange Diameter: 363mm
Depth Below Roof: 600mm
Free Vent Area: 18,750mm2
Pressure/Airflow Resistance: 3.0Pa

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