General description Cap for pipe ends in ventilation systems, available in various sizes. Designed for use on spiral tubes or folded spiral-seam pipes. Technical specifications Material: Galvanised steel sheet, pressed, seam-welded and calibrated Double-cub gasket made from EPDM rubber Tightness class: D according to standard EN 12237 Available sizes: ED 80: Ø 80 mm, Length 23 mm ED 100: Ø 100 mm, Length 23 mm ED 125: Ø 125 mm, Length 20 mm ED 150: Ø 150 mm, Length 20 mm ED 160: Ø 160 mm, Length 22 mm ED 200: Ø 200 mm, Length 20 mm ED 250: Ø 250 mm, Length 26 mm ED 315: Ø 315 mm, Length 21 mm