Gruner VAV-controllers – Simply the best! 

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A comparison between performance values of standard products and the Gruner volumetric flow and pressure controllers of the series 227 clearly shows that this compact controllers are on the leading edge of technology and set new standards. Innovative dynamic and static sensors as well as finely tuned OEM-specific parameterization enable planners and architects an efficient and cost-optimized ventilation design. Through integrating our system itaMAX it is possible that by optimizing the fans performance up to 70% energy savings can be achieved.