This is the aftermarket dual probe assembly designed to fit into the existing boiler manifold

meeting rigorous technical specifications for long-term reliability

simplifying truck stock by replacing common clockwise and counter-clockwise rotations

This #42 drill size orifice is factory-calibrated to deliver approximately 25

This orifice is specifically engineered for the TUA and TUAE stainless steel expansion valves

Schneider Electric (Barber Colman) AV-93 Cam & Plunger 30067439-890 This is the aftermarket dualThe Schneider Electric (Barber Colman) AV 93 is a high performance Cam and Plunger linkage kit designed for field assembly with non spring return actuators and VB 7xxx series valves. This rugged hardware set is engineered to facilitate precise valve stroke management and reliable close off performance in demanding industrial and commercial HVAC systems. Specifically tailored for 1 1 2 to 2 inch globe valves, the kit includes precision machined cams, a