Comfort height 6/3L dual flush, close-coupled WC suite with soft-close seat and WRAS approved fittings.Product Details Company Name AKW Brand Name Stilo Model Number 23551 Maximum Volume 3.75 litres Category WC Suites Available In Ireland United Kingdom Efficiency Rating ChartCompany name:AKWModel:23551 3.75 litres www.uwla.eu The average flushing volume for dual flush WC Suites and Cisterns is calculated as (a + (3 × b)) ÷ 4, where a is the full flush value and b is the low flush value.