ProPlumber Plastic Check Valve



This klunkless sump pump check valve with built in air chamber allows silent closing of the flapper design. It is only to be used with sump pumps.

  • Unique design takes the "Klunk" sound out of your pipes when your sump pump shuts off
  • Prevents backflow of water into sump basin which prevents pump from cycling on and off too often
  • Fits all sump pumps with 1-1/4-in or 1-1/2-in discharge pipe
  • Reversible couplers are easy to adjust
  • Unique valve body allows for nearly 100% flow
  • Swing style flapper, not spring loaded
  • Not for use with well pumps or other potable water applications
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Material Plastic
Accessory Size (Inches) 1.5
Package Quantity 1
Package Contents Klunkless Sump Pump Check Valve

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