wall penetration for installation in waterproof concrete walls, for connection to KG 2000 lines on both sides (Uni B - KG 2000) or to be pushed through (Uni D - KG 2000).
The markings are for a simple shortening on site to standard wall thicknesses.
Advantages of system KG 2000
» Polypropylene (PP)
» High impact strength
» Smooth walls