ZONE An industry first all flush thermostatic shower valve with push button control and patent pending temperature dial technology. The perfect solution for a minimalist aesthetic with easy to clean benefits. and FLUSH SYSTEMS VADO’s cisterns and frames have been designed to save water, maximise space and offer the flexibility of installation in a variety of bathroom layouts. Our pneumatic flush plates are available with round or rectangular button options and colours from high-shine chrome to our premium Individual brushed finishes, for a coordinated bathroom design.