Fenwal 06-129500-002 Sampling Tube 321894-709 diluting the oil and leading

diluting the oil and leading to "washed out" bearings upon the next startup

High Thermal Stability: Built to withstand continuous duty cycles in high-demand refrigeration and air conditioning environments without overheating

immediately shutting down the gas valve to prevent carbon monoxide infiltration and equipment overheating

and 9MPT gas furnace series

Replacing a degraded 68-100651-01 during routine maintenance prevents costly emergency calls and protects internal components like the inducer motor from moisture damage

Fenwal 06-129500-002 Sampling Tube 321894-709 diluting the oil and leadingThe Fenwal 06 129500 002 is a professional grade 24 inch duct smoke detector sampling tube designed for high accuracy air monitoring in HVAC plenum systems. As a critical component for fire alarm system maintenance, this tube facilitates the transport of air from within the duct to the detector's sensing chamber. Engineered as a direct replacement for L 306 1 and ST 1. 5, it ensures seamless compatibility with legacy and modern duct smoke detector