The Honeywell 14003124-002 Seal Diaphragm Kit is a replacement kit designed for MP953B pneumatic actuators used in HVAC control systems. It restores proper sealing and diaphragm function, allowing the actuator to respond accurately to air pressure changes and modulate valves or dampers effectively. Commonly installed in air handling units, VAV systems, and hydronic control assemblies, this kit improves control precision and system reliability. Its durable components help prevent air leakage, reduce maintenance needs, and extend the service life of HVAC equipment.
For an efficient and reliable HVAC system, the Honeywell Seal Diaphragm Kit is a great choice for optimal system performance.
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Published on February 12, 2026
Published by jameson
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United States
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IL
City
Chicago
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700 Nicholas BLVD Suite 105 Elk Grove Village IL 60007
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jameson
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