multi utility connection for electricity, water or telecommunication for buildings with basement, incl. installation kits for electricity/water (2 x), telecommunication, electricity + telecommunication | DafStB waterproof concrete guideline: stress class 1 + 2, optional external sealing element DIN 18533 W1 -E and W2.1 -EMore convenience in the garden! + Choose the KRASO Builder’s Convenience Box - wall - garden for any project in your garden: lighting, pool, garden sauna, wall box etc. + For core drilling and casing DN 200 (199-203 mm). For precast walls and in-situ concrete walls! + Tight in waterproof concrete structures with stress class 1 (permanently or temporarily pressing water) + Radon-tight! Resistant to methane gas! + Torque Control Nut KRASO DKM: integrated torque limiter - no torque wrench required! + Split end plugs for easy installation! + Ready for the utility connection of water, electricity and network lines: tested in accordance with DVGW! Including KRASO BKP - Sealing Inserts for electricity/water (2 x), telecommunication, electricity + telecommunication + Optionally available: external sealing element with sealing flange according to DIN 18533! Seal width: 80 mm + DafStB waterproof concrete guideline: stress class 1 + 2, with optional external sealing element DIN 18533 W1 -E and W2.1 -E