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Check Valves: Silent (Wafer and Globe), Swing Check, Ball Check, Submersible, VFD, Ward, Flapper Style, and Other Check Valves

Check valves are mechanical devices that permit liquids and gases to flow in only one direction, preventing flow from reversing. They are classified as one-way directional valves meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. Fluid flow in the desired direction opens the valve, while backflow forces the valve closed.

The mechanics of check valve operation are simple and work automatically to stop the fluid from flowing in the wrong direction. Flomatic® offers many types of check valves for a broad range of configurations, functionality types, sizes and material construction for residential, commercial, process industries and utilities.

Check valves have a cracking design pressure which is the minimum pressure upstream required to open or operate. Customers can carefully match application requirements thru many different type of valves.

Most Flomatic® check valves are designed with typically less than 1 PSI of cracking pressure to operate but we can provide a range of cracking pressures if needed, consult factory.

Ball Check Valves

408²S6 3 - 8 inch (80 mm - 200 mm) Submit RFQ
208 1 1/4 - 2 inch (32 mm - 50 mm) Submit RFQ
208T/S 1 1/4 - 2 inch (32 mm - 50 mm) Submit RFQ
408 & 408² 3 - 14 inch (80 mm - 350 mm) Submit RFQ
508 1 - 4 inch (25 mm - 100 mm) Submit RFQ
508S6 1 1/4 - 2 inch (32 mm - 50 mm) Submit RFQ

Ductile Iron Check Valves

80DI 1 - 8 inch (25 mm - 200 mm) Submit RFQ
80DIX 3 - 12 inch (80 mm - 300 mm) Submit RFQ
80DIVFD 1 - 10 inch (25 mm - 250 mm) Submit RFQ
80DICLVFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
80DIMCLVFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
100MDI 1 1/4 - 2 inch (32 mm - 50 mm) Submit RFQ
80MDIVFD 1 - 6 inch (50 mm - 150 mm) Submit RFQ
82DP 2 1/2 - 6 inch (65 mm - 150 mm) Submit RFQ
82DI-VFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
80DI8R-VFD - 8 Round threads 3 - 8 inch (80 mm - 200 mm) 8 round threads are NOT API certified. Submit RFQ

Globe Style Silent Check Valves

402BT/402BTR 2 - 24 inch (50 mm - 600 mm) Submit RFQ
402BTR2 2 1/2 - 12 inch (65 mm - 300 mm) Submit RFQ
402S6/402S6R 2 - 12 inch (50 mm -300 mm) Submit RFQ

Plastic Check Valves

100MP 1 - 1 1/4 inch (25 mm - 32 mm) Submit RFQ
901 3/8 - 1 inch ( 10 mm - 25 mm) Submit RFQ
297D/290P 3/8 - 3/4 inch (10 mm - 20 mm) Submit RFQ

Stainless Steel Check Valves

80SS/100SS 1 - 2 inch (25 mm - 50 mm) Submit RFQ
100SSVFD 1 - 1 1/2 inch (25 mm - 40 mm) Submit RFQ
100MSS 3/4 - 1 1/4 inch (20 mm - 32 mm) Submit RFQ
100XLSS 1 & 1 1/4 inch (25 mm - 32 mm) Submit RFQ
100MSSVFD 1 - 1 1/2 inch (25 mm - 40 mm) Submit RFQ
80SSXBVFD 1 - 1 1/2 inch (25 mm - 65 mm) Submit RFQ
80S6 1 - 10 inch (25 mm - 250 mm) Submit RFQ
80S6VFD 1 - 8 inch (25 mm - 200 mm) Submit RFQ
80MS6VFD 2 - 6 inch (50 mm - 150 mm) Submit RFQ
80S6MCLVFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
80S6CLVFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
82S6VFD 2 - 8 inch (50 mm - 200 mm) Submit RFQ
888S6/888S6R 2 - 8 inch (50 mm -200 mm) Submit RFQ
402S6/402S6R 2 - 12 inch (50 mm -300 mm) Submit RFQ
816 1/4 - 2 inch (8 mm - 50 mm) Submit RFQ
816FL 1/4 - 2 inch (8 mm - 50 mm) Submit RFQ
816HS 1 inch (25 mm) Submit RFQ
812X 1/2 - 8 inch (15 mm - 200 mm) Submit RFQ
812XT 1/2 - 8 inch (15 mm - 200 mm) Submit RFQ
CV80S6 1/4 - 1/2 inch (8 mm - 15 mm) Submit RFQ
80SSCVFD 1 - 1 1/4 inch (25 mm - 32 mm) Submit RFQ

Swing Check Valves

745 2 - 24 inch (50 mm - 600 mm) Submit RFQ
745BF (745 with Back Flush) 2 - 24 inch (50 mm - 600 mm) Submit RFQ
745PI (745 with Position Indicator) 3 - 24 inch (80 mm - 600 mm) Submit RFQ
745BFPI Position Indicator & Backflush 3 - 24 inch (80 mm - 600 mm) Submit RFQ
745SC Surge Stopper 3 - 4 inch (80 mm - 100 mm) Submit RFQ
745LS (745 WITH LIMIT SWITCH - SPDT) 3 - 24 inch (80 mm - 600 mm) Submit RFQ
78 2 1/2 - 8 inch (65 mm - 200 mm ) Submit RFQ
78A 3 - 12 inch (80 mm - 300 mm) Submit RFQ
90LS/92LS 2 - 30 inch Submit RFQ
90LW/92LW 2 - 30 inch Submit RFQ
90CS/92CS 2 - 30 inch Submit RFQ
93LW 2 - 12 inch (50 mm - 300 mm) Submit RFQ

Unleaded Bronze Check Valves

80E 1/4 - 4 inch (8mm - 100mm) Submit RFQ
100E 1 - 1 1/4 inch (25mm - 32 mm) Submit RFQ
100ME 1 - 2 inch (25mm - 50mm) Submit RFQ
100DPE 1 1/4 inch (32 mm) Submit RFQ
100XLE 1 - 1 1/4 inch (25 mm - 32 mm) Submit RFQ
80AE/80AEVFD 3/4 to 4 in. (20 to 100 mm) Submit RFQ
80XBEVFD 1 - 2 inch (25 mm - 50 mm) Submit RFQ
80CE & 80CEVFD 1 - 2 1/2 inch (25 mm - 65 mm) Submit RFQ
80HTE 3/4 - 4 inch (20mm - 100mm) Submit RFQ
80EVFD/100EVFD 1 - 4 inch (25 mm - 100 mm) Submit RFQ
100MEVFD 1 - 1 1/2 inch (25mm - 40mm) Submit RFQ

Wafer Check Valves

888/888R 2 - 10 inch (50 mm - 250 mm) Submit RFQ
895 SPLIT DISC® 2 - 24 inch (50 mm - 600 mm) Submit RFQ
888VFD 2 - 10 inch (50 mm - 250 mm) Submit RFQ
888S6/888S6R 2 - 8 inch (50 mm -200 mm) Submit RFQ
812X 1/2 - 8 inch (15 mm - 200 mm) Submit RFQ
888S6VFD 2 - 6 inch (50 mm - 150 mm) Submit RFQ

Ward Valves

16 Strainer Threaded Stainless Steel 1/4 - 2 inch (8 mm - 50 mm) Submit RFQ
816 1/4 - 2 inch (8 mm - 50 mm) Submit RFQ
816FL 1/4 - 2 inch (8 mm - 50 mm) Submit RFQ
816HS 1 inch (25 mm) Submit RFQ
Superimposed Hydraulic Control Check Valve