Colonial Wafer Check Valves

These Wafer Check Valve are non-return valves and they are ideal for limited space installations. These valves are often used for industrial process piping, commercial swimming pools, water parks, aquaculture, aquarium and zoo support systems, pulp and paper, landfill piping, marine and other salt water applications, and water and wastewater treatment.

  • PVC body
  • Viton™ O-rings
  • Equipped with 316 SS spring which can be removed
  • Compact, requires little space in piping systems
  • No spacers required, easily installs between standard Sch 80 flanges
  • Opens fully when installed using ANSI Sch 80 flanges/pipe
  • Horizontal or vertical operation
  • Bubble tight shut-off
  • Vacuum rating: 29.9” Hg
  • Pressure rating (non-shock water @ 73°F): 145 psi
Stock Description Catalog Pg. Price
2-1/2" Colonial PVC Wafer Check Valve with Viton™ O-rings
21478
2-1/2" Colonial PVC Wafer Check Valve with Viton™ O-rings
$185.66​/Each
Save 5%2+$176.37/Each
Save 10%4+$167.09/Each
Save 15%12+$157.81/Each
P-383
$185.66​/Each
Drop Ship
3" Colonial PVC Wafer Check Valve with Viton™ O-rings
21479
3" Colonial PVC Wafer Check Valve with Viton™ O-rings
$208.22​/Each
Save 5%2+$197.80/Each
Save 10%4+$187.39/Each
Save 15%12+$176.98/Each
P-383
$208.22​/Each
Drop Ship
4" Colonial PVC Wafer Check Valve with Viton™ O-rings
21480
4" Colonial PVC Wafer Check Valve with Viton™ O-rings
$266.51​/Each
Save 5%2+$253.18/Each
Save 10%4+$239.85/Each
Save 15%12+$226.53/Each
P-383
$266.51​/Each
Drop Ship
6" Colonial PVC Wafer Check Valve with Viton™ O-rings
21481
6" Colonial PVC Wafer Check Valve with Viton™ O-rings
$401.88​/Each
Save 5%2+$381.78/Each
Save 10%4+$361.69/Each
Save 15%12+$341.59/Each
P-383
$401.88​/Each
Drop Ship
Galvanized Bolt Set for 2-1/2"/3" Wafer Check Valves
21482
Galvanized Bolt Set for 2-1/2"/3" Wafer Check Valves
$12.26​/Each
Save 5%2+$11.64/Each
Save 10%4+$11.03/Each
Save 15%12+$10.42/Each
P-383
$12.26​/Each
Drop Ship
Stainless Bolt Set for 2-1/2"/3" Wafer Check Valves
21483
Stainless Bolt Set for 2-1/2"/3" Wafer Check Valves
$25.14​/Each
Save 5%2+$23.88/Each
Save 10%4+$22.62/Each
Save 15%12+$21.36/Each
P-383
$25.14​/Each
Drop Ship
Galvanized Bolt Set for 4" Wafer Check Valves
21484
Galvanized Bolt Set for 4" Wafer Check Valves
$22.56​/Each
Save 5%2+$21.43/Each
Save 10%4+$20.30/Each
Save 15%12+$19.17/Each
P-383
$22.56​/Each
Drop Ship
Stainless Bolt Set for 4" Wafer Check Valves
21485
Stainless Bolt Set for 4" Wafer Check Valves
$49.26​/Each
Save 5%2+$46.79/Each
Save 10%4+$44.33/Each
Save 15%12+$41.87/Each
P-383
$49.26​/Each
Drop Ship
Galvanized Bolt Set for 6" Wafer Check Valves
21486
Galvanized Bolt Set for 6" Wafer Check Valves
$35.66​/Each
Save 5%2+$33.87/Each
Save 10%4+$32.09/Each
Save 15%12+$30.31/Each
P-383
$35.66​/Each
Drop Ship
Stainless Bolt Set for 6" Wafer Check Valves
21487
Stainless Bolt Set for 6" Wafer Check Valves
$86.95​/Each
Save 5%2+$82.60/Each
Save 10%4+$78.25/Each
Save 15%12+$73.90/Each
P-383
$86.95​/Each
Drop Ship

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