Introducing the 1m Over Fascia Vent, the efficient and durable primary roof ventilator that helps to keep your roof fully ventilated. This convenient system comes in lengths of one meter each perfect for numerous roof eaves ventilation, flat roof abutment ventilation, or when a fascia board is included in the roofs construction. The OF1 provides ventilation equivalent to 10mm opening (10,000mm) which can be used for pitched roofs with an inclination of more than 15, where the roof void includes uninhabited loft or attic space. It also works great on roofs that do not incorporate a soffit board, or if unbroken soffit boards are otherwise required. Perfect for any new build or an existing situation where you need an over fascia vent system, this Over Fascia Vent guarantees durability and efficiency!