Filters
Reset filters
Notes
(1): according to UL approval
(2): minimum pressure at which the valve is completely open

Hermetic check valves, POLYHEDRA line

Accessories for use with the following ASHRAE 34:2019 refrigerants, Class A1, A2L, or A3:
HFC (R134A, R32, R404A, R407C, R410A, R507)
HFO (R1234YF, R1234ZE)
HFO + HFC (R448A, R449A, R450A, R452A, R452B, R454A, R454B, R454C, R455A, R513A, R515A, R515B)
HC (R290, R600, R600A, R1270)
3112W/2
Check Valve
1/4"Flare
PS = 50 bar - 600 PSI
3112W/3
Check Valve
3/8"Flare
PS = 50 bar - 600 PSI
3112W/4
Check Valve
1/2"Flare
PS = 50 bar - 600 PSI
3112W/5
Check Valve
5/8"Flare
PS = 50 bar - 600 PSI
3112W/6
Check Valve
3/4"Flare
PS = 50 bar - 600 PSI
3113W/2
Check Valve
1/4"Flare
PS = 50 bar - 600 PSI
3113W/3
Check Valve
3/8"Flare
PS = 50 bar - 600 PSI
3113W/4
Check Valve
1/2"Flare
PS = 50 bar - 600 PSI
3113W/5
Check Valve
5/8"Flare
PS = 50 bar - 600 PSI
3113W/6
Check Valve
3/4"Flare
PS = 50 bar - 600 PSI
3132W/2
Check Valve
1/4"ODS
PS = 50 bar - 600 PSI
3132W/3
Check Valve
3/8"ODS
PS = 50 bar - 600 PSI
3132W/M10
Check Valve
10mm ODS
PS = 50 bar - 600 PSI
3132W/M12
Check Valve
12mm ODS
PS = 50 bar - 600 PSI
3132W/4
Check Valve
1/2"ODS
PS = 50 bar - 600 PSI
3132W/5
Check Valve
5/8"-16mm ODS
PS = 50 bar - 600 PSI
3132W/M18
Check Valve
18mm ODS
PS = 50 bar - 600 PSI
3132W/6
Check Valve
3/4" ODS
PS = 50 bar - 600 PSI
3132W/7
Check Valve
7/8"-22mm ODS
PS = 50 bar - 600 PSI
3133W/2
Check Valve
1/4"ODS
PS = 50 bar - 600 PSI
3133W/3
Check Valve
3/8"ODS
PS = 50 bar - 600 PSI
3133W/M10
Check Valve
10mm ODS
PS = 50 bar - 600 PSI
3133W/M12
Check Valve
12mm ODS
PS = 50 bar - 600 PSI
3133W/4
Check Valve
1/2"ODS
PS = 50 bar - 600 PSI
3133W/5
Check Valve
5/8"-16mm ODS
PS = 50 bar - 600 PSI
3133W/M18
Check Valve
18mm ODS
PS = 50 bar - 600 PSI
3133W/6
Check Valve
3/4" ODS
PS = 50 bar - 600 PSI
3133W/7
Check Valve
7/8"-22mm ODS
PS = 50 bar - 600 PSI
3144W/7
Check Valve
7/8"-22mm ODS
PS = 50 bar - 650 PSI
3144W/M28
Check Valve
28mm ODS
PS = 50 bar - 650 PSI
3144W/9
Check Valve
1.1/8"ODS
PS = 50 bar - 650 PSI
3144NW/11
Check Valve
1.3/8"-35mm ODS
PS = 50 bar - 650 PSI
3144NW/13
Check Valve
1.5/8" ODS
PS = 50 bar - 650 PSI
3144NW/M42
Check Valve
42mm ODS
PS = 50 bar - 650 PSI
3144NW/17
Check Valve
2.1/8" ODS
PS = 50 bar - 650 PSI
3145W/7
Check Valve
7/8"-22mm ODS
PS = 50 bar - 650 PSI
3145W/M28
Check Valve
28mm ODS
PS = 50 bar - 650 PSI
3145W/9
Check Valve
1.1/8"ODS
PS = 50 bar - 650 PSI
3145NW/11
Check Valve
1.3/8"-35mm ODS
PS = 50 bar - 650 PSI
3145NW/13
Check Valve
1.5/8" ODS
PS = 50 bar - 650 PSI
3145NW/M42
Check Valve
42mm ODS
PS = 50 bar - 650 PSI
3145NW/17
Check Valve
2.1/8" ODS
PS = 50 bar - 650 PSI
3184W/7
Right-angle Check Valve
7/8"-22mm ODS
PS = 50 bar - 600 PSI
3184W/M28
Right-angle Check Valve
28mm ODS
PS = 50 bar - 600 PSI
3184W/9
Right-angle Check Valve
1.1/8" ODS
PS = 50 bar - 600 PSI
3185W/7
Right-angle Check Valve
7/8"-22mm ODS
PS = 50 bar - 600 PSI
3185W/M28
Right-angle Check Valve
28mm ODS
PS = 50 bar - 600 PSI
3185W/9
Right-angle Check Valve
1.1/8" ODS
PS = 50 bar - 600 PSI