Dual Flush Front Press Cistern Stainless SteelStainless Steel Front Press Cistern AB CIS FP (BOTTOM ENTRY) This high quality dual flush cistern features a WELS approved 3 star rating and a reversible inlet valve. Additionally, its water saving half flush feature means it is environmentally friendly. Features and Benefits Water saving half flush feature Adjustable inlet and outlet valves for setting the required flushing volume Buttons located on front of cistern Constructed from high quality 1.