Distance holder for concrete shuttering wall has tubular prop fitted with closure bungs at its opposite ends having sealing devices for preventing ingress of water

摘要

The distance holder (1) has a tubular prop (2,3,4,) provided with openings (11) at its opposite ends, which are coupled together via a through channel and which can be fitted with closure bungs (33), each having locking elements (45,47) for securing in the opening by cooperation with a counter-bearing (15). The closure bung or the prop is provided with a sealing device (19), cooperating with a sealing seat (18) provided by the prop or the closure bung.