Vesda Xtralis 25mm 2-Way Ball Valve
25mm 2 Way Ball Valve. Vesda have over 250,000 aspirating smoke detectors installed worldwide the VESDA name has become synonymous with high quality and outstanding performance. An aspirating smoke detection system, however, only performs at its best with a well designed and installed quality pipework system. Xtralis, manufacturer of VESDA detectors, recognised this requirement and in 1997 launched its VESDA Pipe and Fittings range.