For prefabricated pools. They are placed in between two panels of the prefabricated pool or even in between a wall made of concrete. The sealing of the membrane (LINER) in the prefabricated pools is done with additional stainless steel stripes of the same color, which are held and tightened the membrane with stainless steel screws. The system includes the main body, bag filter, pump, 2 return nozzles and skimmer. Additional equipment on the system is installed on request.