SitaConcrete, balcony outlet for concrete surfaces without waterproofing membrane, made of rust-proof stainless steel, material number 1.4301, size DN 70, discharge rate with end grate to DIN EN 1253-2 3.4 l/s at 35 mm retaining height, for direct concreting into 140 mm high ceilings, with attached formwork dome, for easy connection of sleeve pipes such as SitaPipe Edelstahl pipe, for conventional drainage, supply and install to professional standards.