Grohe Dal Adagio Single Flush Valve Diaphragm Seal Kit 43808
This part will fit: Grohe Toilet Cisterns Grohe Adagio 6L Cistern - 37762 SH0 Grohe Adagio 6L Cistern - 37945 SH0 Grohe Rapid SL WC 6-9l Cistern 38525