SIAMP Optima 50 Chrome Dual Flush Toilet Cistern Push Button 34495009 - Uniquely designed to suit the Siamp Optima 50 cable operated valve - Dual flush button with gloss chrome effect - Suitable for in-wall installations - Requires a 38mm hole without a shroud and 18mm with the shroud - Easy to install - Supplied with a spacer for cistern with larger holes or through installation, simply discard if not required. - 2 Year Guarantee Description The Siamp Optima 50 chrome toilet push button is the only replacement suitable to use with a Siamp Optima 50 cable operated outlet valve. Manufactured in Monaco The 34495009 button is designed and engineered in Monaco by Siamp, a market leader for toilet parts, which deliver a comprehensive line of innovative toilet parts products. Their products are based on quality, reliability and durability.