Compact, flexible and efficient. The PIQCV (Pressure Independent Quick Compact Valve) from the Belimo ZoneTight™ product family is a pressure-independent characterised control valve which permanently supplies all heating and cooling elements with precisely the amount of water needed. The advantages: • Ideal room comfort is achieved as the optimum amount of water is supplied to the end devices • High energy efficiency thanks to the low differential pressure required • Little planning work thanks to fast and reliable valve selection • Time saving by the automatic and permanent hydraulic balancing • Flexible, diverse installation options thanks to compact design