Description
The Ubbink OFT-4 Flat Roof Vents are specifically designed to provide efficient ventilation with a special low air resistance cowl. Suitable for extracting domestic single fans, high-output cooker hood extraction fans, and heat recovery ventilation systems, these vents ensure optimal performance with a pressure/airflow resistance of less than 1.3 Pascal at 225m³/h.
The pipework above the roofline is twin-walled and includes an integral condensation drain, making it a reliable choice for maintaining proper ventilation. With their advanced design and functionality, the OFT-4 vents are ideal for any flat roof ventilation needs.
Why Choose the Ubbink OFT-4 Flat Roof Vent Terminal (Twin Walled) for Asphalt / GRP / Fibreglass - 110mm?
- Twin walled
- Compatible with asphalt, GRP & fibreglass
- Integral condensation drain
- Large free vent area
- Low Pa resistance
- Strong & durable
- Easy to install
Product Specifications:
Diameter: 110mm
Height Above Roof: 300mm
Flange Diameter: 395mm
Depth Below Roof: 350mm
Free Vent Area: 8400mm²
Pa Resistance: <1.0
Please note: This unit is provided as a 131mm diameter stack with a reducer to bring size down to 110mm.
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