Over Facisa VentilatorsSlateSupplies
Over Fascia Ventilators are an unobtrusive method of providing ventilation in a rage of eaves details, including those without a projecting soffit.
- 10mm vent provides the equivalent of 10,000mm² per metre.
- 20mm vent provides the equivalent of 25,000mm² per metre
This product should be used with eaves protection board for best result.
For further details and assistance, please contact our technical department on our contact page