Compatible with Twyford and Optima 49 series valve systems. Designed to fit 49 series push button toilets, ensuring seamless integration with existing valve setups and eliminating compatibility issues after installation. Precise dual speed flush. The flush button provides two speeds: a small press for light waste and a larger press for heavier waste, delivering accurate water control and strong flushing performance as needed. Durable material and finish. Constructed from materials with a gold brushed surface that is wear resistant, corrosion resistant, and resistant to fading. The internal structure is stable to maintain reliable performance over time. Ergonomic and comfortable to use. The flush button surface is designed for an ergonomic and comfortable press, delivering a smooth, responsive flushing action with a light touch. Practical use scenarios Bathroom renovations in homes or hotels requiring an upgrade to a compatible dual flush button that fits 49 series toilets. Replacing a worn or malfunctioning push button on Twyford or Optima 49 series toilets to restore reliable performance. Retrofit projects in commercial properties where a durable, two speed flush is needed with proven compatibility to existing valve systems.