Please use the illustration above showing 1.5inch, to correctly identify the correct flush valve
The new black & white design which replaces the all white earlier models.
Can be used with the following buttons : EV344AA (Long Ratchet), EV343AA (Long Ratchet/rod)
Original Ideal Standard part number: SV014AA
Under the cistern lid code with be 1743 or H/M1743