KMC Controls VTD-9422 Diaphragm the switch should be normally

the switch should be normally closed

Is this switch for the burner or the fan

Which tubing size is compatible with this connector

This specific OEM replacement part ensures full compatibility with York

KMC Controls VTD-9422 Diaphragm the switch should be normallyThe KMC Controls VTD 9422 is a critical replacement diaphragm specifically engineered for 2 inch pneumatic actuators. This genuine OEM component is designed to restore the seal and peak operational efficiency of damper actuators and valve assemblies within pneumatic HVAC systems. Constructed from high grade, flexible rubber building materials, the VTD 9422 diaphragm provides the necessary resilience to handle repeated cycling and pressure fluctuations