Fienza Viega Prevista Dry Under Counter Concealed Cistern For Wall Hung PansFor use with wall hung or wall mounted pans. Must be installed into timber or steel stud walls (fits 90 mm depth). Compatible with all flush plates for Prevista. Flush actuation from front. Dual flush technology. Made in Germany. Width: 500 mm x Height: 820 mm x Depth: 140 mm WELS 4 Star 4. 66 2. 93L (3. 4L avg flush). WELS Registration: L07329