1m Over Fascia Vent
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Efficient and durable primary roof ventilator supplied in convenient 1m lengths.
An over fascia vent is used when the fascia board is fitted in the ends of the rafters, creating a situation where ventilation can only be positioned over the top of the board.
OF1 provides ventilation equivalent to a continuous 10mm opening (10,000mm²) and is used to ventilate pitched roofs of >15° and the roof void is uninhabited loft or attic space.
OF2 provides ventilation equivalent to a continuous 25mm opening (25,000mm²) and is used to ventilate pitched roofs of <15°, flat roofs or any roof where living accommodation is contained within the roof space.
Uses:
- For roof eaves ventilation
- For flat roof abutment ventilation
- On roofs where the eaves incorporate a fascia board
- On roofs which do not incorporate a soffit board, or where an unbroken soffit board is required
Free Airflow | Colour | Product Code |
10,000mm² | Black | OF1BL |
25,000mm² | Black | OF2BL |
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Bimstore on 17 December 2024
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