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;
- Large vent area
- Low Pa resistance
Height Above Roof: 240mm
Flange Diameter: 363mm
Depth Below Roof: 600mm
Free Vent Area: 18,750mm2
Pressure/Airflow Resistance: 3.0Pa
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.