018" insert orifice for optimized fuel-to-air ratios in natural gas systems

OEM Trane replacement liquid service valve

As long as the system uses non-corrosive refrigerants and operates within the 175-275 PSIG range

effectively preventing evaporator flooding and protecting the compressor from liquid slugging

Siemens Building Technology 257-02044 Valve Assembly R-22 018" insert orifice for optimizedThe Siemens Building Technology 257 02044 Valve Assembly is a contractor grade solution for precise fluid control in commercial HVACR systems. Utilizing the Powermite 599 MT Series architecture, this 2 way normally open valve is engineered for high performance regulation of hot or chilled water in terminal units like convectors and fin tube radiators. The assembly features a 3 4" NPT forged brass body and internal brass trim, ensuring long term