Sealing Washer for 223.830.21.1 Geberit Valve - RAK Toilet Compact Series 600
Sealing Washer for Geberit Valves. The Geberit Valve should have 223.830.21.1 in black print towards the top of the valve. RAK Toilet Compact Series 600 Compatible. This is the washer found in the newer RAK Compact or Series 600 toilets.