One piece flushing mechanism, a cistern fitting set for one-piece WCs, sold as a sanitary ware accessory. It refills the built-in cistern and delivers the flush when the button is pressed. The set has three parts: a fill valve with a teal float and a threaded base with a black washer, a white flush valve with a red internal part and a black seal ring at its base, and a round chrome push button split into two halves, mounted on two plastic rods.