Steinberg series 1001 x mounting rack with mounting plate for bathtub rim fittings with water collection tank. It features three integrated connections G1/2 (cold, warm, outlet), a backwater cap, and includes mounting material and a drain hose. The height-adjustable mounting frame comes with a safety container (with connection to the drain) and mounting plate suitable for all common 3-5-hole bathtub rim fittings. It has cold and hot water connections (G1/2) and a connection (G1/2) for tub filling via overflow. An inspection opening is available, along with long lugs and wide mounting feet. The mounting plate is fine adjustable and includes drill holes for fastening to the substructure. The flexible drain hose is extendable and includes a connection plug and Neoperl® backflow preventer.