Concealed cistern, 4.5 litres single flush with lever operation and a delayed action bottom supply fill valve Product Details Company Name Armitage Shanks Brand Name Conceala Model Number S363567 Maximum Flow Rate 4.5 litres Maximum Volume 4.5 litres Category Cisterns Available In United Kingdom Efficiency Rating Chart Company name:Armitage Shanks Model:S363567 4.5 litres