Siamp 32335510 Storm 33A Single Flush Valve & Push Button

Storm 33A single flush valve with chrome plated push button, for full cistern discharge with a single press
Two part design allows the valve to be serviced without removing the cistern
Adjustable stirrup for off-centre cistern lid holes
Used by manufacturers including Twyford and Vitra
WRAS and NF certified
Height adjustable from 305 to 415mm
Overflow can be cut in 5mm increments
Flush rate 3.5 litres per second
2″ (51mm) bayonet outlet
Discharge hole 58-72mm
Lid hole 38-40mm as standard, 16-50mm with optional spacer
Actuation force below 20 Newtons