LK Prolongation for wall box UNI

LK Prolongation for wall box UNI is an accessory for LK Wall Boxes and used with prefabricated concrete walls, more suitable product for this installation is the LK Wall Box for concrete.

When LK Wall Box freed from the concrete wall, the prolongation bush with o-ring is pressed into the wall box. The sealing layer or sealing membrane is fitted around the prolongation sleeve. The sleeve can then be shortened using an LK Wall Box Cutter UNI when the wall is finished. LK Prolongation for wall box UNI must not be used for LK Wallbox UNI Push. If maximum support is needed e.g. when a heavy mixer is installed, use Reinforcement for wall box UNI, Art. no. 188 10 67.