The separator for light liquids is suitable for installation in the ground. The collecting tank made of permanently resistant polymer (PE) is equipped with an integrated sludge trap and an automatic closure device. One or more surface water resistant covers makes easy access possible for cleaning and maintenance work. A load distribution slab must be installed on site for load class D. The reinforcement drawings are available from KESSEL. On-site connection to inlet and outlet with PE-HD pipes according to DIN 19537, PVC pipes according to DIN 19534, PP or AS on factory stainless steel pipe sockets possible. When selecting the appropriate seals and pipe materials, the applicable standards must be observed. 20 year polyethylene warranty.