Installation Benefits The Exe thermostatic bar mixer shower range is designed for simple installation and easy replacement. As well as being suitable for all systems, including gravity fed, unvented and combination boilers, the Exe bar mixer range can be fitted as an ideal replacement to offer an unblemished look. This is achieved through adjustable fixing centres to enable the reuse of previous fixing holes. Complete Peace of Mind Not only is the Exe easy to fit, it is easy to use courtesy of its classic contemporary design, with durable ceramic disk flow control for easy, quarter turn control and its 3 spray pattern, rub clean nozzles shower head for a choice of showering experience and easy cleaning. The Exe s classic design blends with any decor to suit any shower .