Compatible with asphalt roof covering, this OFT/4 flat roof vent/terminal from Ubbink is versatile across a range of applications, including mechanical or passive installation, or soil and vent systems. With an innovative low air resistance cowl, this product has a pressure/airflow resistance of The pipework above the roofline is twin-walled and integrates an integral condensation drain. For use with both felt and asphalt, the stack pipe features an integral collar and a separate flange made of aluminium.

Brand Name	Ubbink
Colour	Black
Material	Asphalt/Polyethylene
Manufacturer Model No	50147004
Wear Type	N/A
Type	Vent Terminal
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Diameter	131mm
Fitting Type	Gasket
Weight	1.78kg
Height above roof	400 mm
Depth below roof	350mm
Flange diameter	490mm