entrada de muro (n)

Durchführung (Kabel) (f)

bushing (n)

Using a 6 A/F Allan key, simply turn the self-tapping threaded bushing anti-clockwise to drive it into the groove of the first profile via the end face.

penetration (n)

wall entrance (n)

墙入口 (n)

渗透 (n)

衬套 (n)