Rectangular 7 1/2" Syphon, Plastic, British made, 'Cronex' branded, advanced water saving control for 6, 7 or 9 Litre flush options.
- For 6L flush remove white plug
- For 7L flush remove yellow flap, ensuring white plug is still plugged in
- For 9L flush do not remove either white plug or yellow flap
Spare diaphragm available