This OEM part is calibrated to specific inch water column (WC) settings required for the unit's safety logic

suitable for most ICP blower wheel hubs

Durable Cast Iron Construction: High-density material provides excellent wear resistance and heat dissipation in continuous-duty cycles

it functions without a minimum pressure differential

Precision Control: Maintains ANSI Class IV leakage standards (0

Belimo A-22G-A22 Calibration kit 340155-7024 This OEM part is calibratedThe Belimo A 22G A22 Calibration Kit is an essential field service tool designed for the precise zero and span calibration of room CO2 sensors and duct mounted gas detectors. Engineered for HVAC automation systems, this kit ensures that IAQ (Indoor Air Quality) sensors maintain accuracy within strict tolerances, preventing sensor drift that can lead to inefficient demand controlled ventilation (DCV). The kit facilitates the accurate delivery of