Zawór rozprężny fd20e0007-018 parker or.50+52 De Dietrich 300007552

The Parker expansion valve FD20E0007-018 features orifice sizes of 0.50 and 0.52, providing accurate metering of refrigerant in HVAC and heating systems. This component is essential for maintaining proper superheat and system efficiency. Whether for repair or new installations, it is a reliable choice for burner and boiler setups requiring precise thermal control.