Universal Roof Cowl for 100mm to 160mm Duct
Suitable for vertical ventilation pipe through tiled or slated pitched roofs. Comprises a flat box hood on a circular upstand, a 500 x 500 mm felt flashing skirt and stepped adaptor which allows connection to 100, 110, 125, 150, or 160 mm diameter ducting. Anthracite - very dark grey.