Always verify your specific model number against the factory documentation before installation

The "/U" suffix stands for "Universal" or retail packaging

Universal Compatibility: Fits a wide range of Armstrong inverted bucket traps including the 211

Always adhere to the original manufacturer specifications

Air Connections: Barbed Fittings for 5/32" OD Polytubing

Fenwal 22-100002-076 Electrode 321894-708 Always verify your specific modelFor veteran technicians and mechanical contractors, the Fenwal 22 100002 076 Electrode is a critical OEM ignition part designed for high precision flame sensing and spark ignition in commercial and industrial gas fired equipment. This 5 inch electrode is engineered with glazed alumina ceramics, providing superior dielectric strength and thermal resistance to operate reliably in extreme combustion environments reaching up to 2175 degrees Fahrenheit.