SDG Brushed Brass Push Button for Close Coupled Cisterns This SDG Brushed Brass Cistern Flush button is designed to allow you to upgrade and coordinate your cistern flush with other brushed brass fittings and taps. The button is suitable for use with dual flush cisterns. Manufactured from ABS. Product Details Finish: Brushed Brass Material: ABS Shape: Round Button Diameter: 38mm For dual flush ceramic Close Coupled WC cisterns Compatible with most dual flush toilets Easy to install 100mm Long screw rods