Quick view Compare Add to Cart The item has been added Belimo Belimo VRU-M1R-BAC : VAV-Universal Room Pressure Controller and Communication Module with Membrane Δp Sensor for Polluted Air, VAV+Room Pressure, 24 VAC/DC, Modulating 2-10VDC Control Signal, BACnet MS/TP/Modbus RTU/MP-Bus, 5-Year Warranty MSRP: $830.00 Was: Now: $373.50