Glidevale Protect Viking Air Pitched Roofing Underlay Beige Upper 1m x 21.4cm (144CF)

Premium, hydrophobically treated, UV and heat stabilised polymeric type LR roof underlay with high air and vapour permeability, for use in warm and cold pitched roof constructions. Tough and durable yet easy to cut and handle, with flexibility at low temperatures. Ensures uninterrupted airflow and helps to avoid the risk of harmful condensation without the need for additional ventilation. Can be wrapped over the ridge for ventilation rather than cut short, to help reduce the possibility of water ingress... - Manufacturers part number: 144CF