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NIBCO® Chemtrol® TruUnion Ball Check ValvesNIBCO® Chemtrol® TruUnion Ball Check Valve with Foot Valve Screen Housing Assembly
NIBCO® Chemtrol® TruUnion Ball Check Valves
NIBCO® Chemtrol® TruUnion Ball Check Valves
The Chemtrol® True Union ball check valve stops the flow of media in one direction while allowing flow in the opposite direction, with minimum turbulence and chatter while maintaining pump prime. Ball supported by a system of guide ribs to give full flow with minimum turbulence and chatter. Equally effective in checking backflow from head pressure on the discharge or suction side of pump.
  • PVC or CPVC
  • FKM seals, O-rings & ball seats
  • Design insures free movement of the ball
  • 2 pound positive back pressure
  • Requires only inches of head pressure to seal & open
  • Seating head: 6-7 psi (1/2" & 3/4"), 4-5 psi (1"-2") & 3-4 psi (3")
  • Maximum temperature: 140°F (PVC) & 210°F (CPVC)
  • NSF listed
  • Foot valve screens assemblies sold separately
Item # Description Page # List Price Availability Quantity to Order
18291
1/2" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$53.76
Each
18294
1-1/4" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$125.30
Each
18293
1" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$75.00
Each
18292
3/4" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$72.26
Each
18295
1-1/2" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$125.30
Each
18307
3" PVC Check Valve with Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$471.89
Each
18297
3" PVC Check Valve with Threaded Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$471.89
Each
18296
2" PVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$170.43
Each
18273
1" CPVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$116.14
Each
18272
3/4" CPVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$97.92
Each
18271
1/2" CPVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$82.42
Each
18275
1-1/2" CPVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$198.85
Each
18287
3" CPVC Check Valve with Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$720.90
Each
18277
3" CPVC Check Valve with Threaded Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$720.90
Each
18276
2" CPVC Check Valve with Threaded and Socket Ends
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$268.74
Each
19430
1/2" PVC Foot Valve Screen Assembly for 18291
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$46.19
Each
19440
3/4" PVC Foot Valve Screen Assembly for 18292
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$56.29
Each
19450
1" PVC Foot Valve Screen Assembly for 18293
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$76.04
Each
19470
1-1/4" & 1-1/2" PVC Foot Valve Screen Assembly for 18294 & 18295
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$130.91
Each
19490
2" PVC Foot Valve Screen Assembly for 18296
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$157.51
Each
PVC Foot Valve Screen Housing Assembly19500
3" PVC Foot Valve Screen Assembly for 18297
Qty 2: 5% off; Qty 4: 10% off; Qty 12: 15% off;
P-369
$185.94
Each
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