These 1/2" NPT male connection gauge valves feature integrated automatic ball checks

This comprehensive kit is essential for preventing the escape of toxic combustion gases and ensuring the system maintains the exact furnace pressure switch requirements for safe operation

Proven Reliability: The ZR48K5E frame is a field-tested standard for commercial HVAC systems

self-closing branch gauge tap for easy field diagnostics

red indicates the 10" to 22" Water Column range for these specific regulator footprints

Aaon R4725J Coil Els PW 17895 These 1/2" NPT male connectionThe Aaon R4725J Coil is a high performance OEM replacement reheat coil designed for precision climate control in commercial HVAC systems. Featuring a 20x28 face area and a 1 row (1R) configuration, this copper tube and aluminum fin heat exchanger is engineered to optimize dehumidification and maintain stable discharge air temperatures. Built to the rigorous standards of Aaon heating coils, the R4725J ensures seamless compatibility with Aaon RQ and RN