The Tavistock Vortex / Roper Rhodes Torrent cistern is compatible with all Tavistock back to wall pans and furniture units.The Vortex dual flush concealed cistern has a bottom entry inlet and is provided pre-assembled. Create a clean, contemporary bathroom scheme by concealing your cistern with a back to wall WC unit. Fitted within your wall, a hidden cistern toilet is operated by a plush plate to keep your space streamlined. Pre-assembled concealed dual flush cistern (3/6 litre flush). Pneumatic flush valve with push button operation. Designed to work with low height furniture and ideal for slimline furniture. Top or front access for easy maintenance and installation Suitable for use with low height furniture WRAS approved and tested to the highest industry standards. Chrome effect pneumatic dual flush push button.