Check valves and stop valves are designed for installation on commercial refrigeration systems and civil and industrial air conditioning systems employing the following refrigerants: R22, R134a, R404A, R407C, R410A; R507 in Group II.
Type
CASTEL 1/4'' 3112/2 (FLARE) CHECK VALVE
CASTEL 3/8'' 3112/3 (FLARE) CHECK VALVE
CASTEL 1/2'' 3112/4 (FLARE) CHECK VALVE
CASTEL 5/8'' 3112/5 (FLARE) CHECK VALVE
CASTEL 3/4'' CT 3112W/6 (FLARE) CHECK VALVE (NEW MODEL)
CASTEL 3/4'' 3112/6 (FLARE) CHECK VALVECASTEL 7/8'' 3122/7 (ODS) CHECK VALVE
CASTEL 1 1/8'' 3122/9 (ODS) CHECK VALVE
CASTEL 1 3/8'' 3122/11 (ODS) CHECK VALVE
US 16974 
GB 12127 
CA 10083 
AU 9123 
IE 3782 
NZ 2487 
BR 1978 
MY 1139 
