Relexa Coupling piece Product Number 28637XX0 EAN 4005176093913 Colour dark grey Download specs as replacement connector for new hand shower and hose each hand shower is equipped with a coupling piece with flow regulating valve 9.5 l/min. maximum flow rate at 1 - 6 bar water saving Dimensional Drawing Pos.-nr. Prod. description Order-nr. 1 Sealing washer Ø 11 x Ø 2 0122400M