This Ubbink UB34 Multivent Terminal is the perfect choice for ventilation systems requiring a low-resistance terminal. Crafted with high-quality materials, including a Ubiflex flashing which allows for fitting at varying pitches, the unit can be purchased with two options of Flashing size depending on if you are installing onto a slated or tiled roof. Great airflow performance and low resistance makes it an excellent option for either mechanical extraction, or passive ventilation in a pitched roof.
Suitable for pitches: 25-45° (steeper pitch 35-55° options are available on request)
Free Vent area: The 125mm diameter provides 12,250mm² free vent area
Airflow: The pressure airflow resistance is <1.0 Pascal at 225m³/h
Pipe internal diameter: 125mm
Unit height: 883mm
Material: Polyethylene Plastic with Ubiflex Flashing
Colour: Black
Approx weight: With slate flashing -1.9kg, with tile flashing -2.3kg approx.
Flashing size: Slate flashing - 440mm x 330mm, Tile Flashing - 500mm x 500mm