Thanks for choosing Hydro Master!

Size: 1-1/2" x 1-1/4" (38mm x 32mm)
Material: ABS body+EPDM rubber
Weight: 12.5 ounces (354g)
Color: Black
Style: Slip-on
Installation: Vertical or horizo...

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Thanks for choosing Hydro Master!

Size: 1-1/2" x 1-1/4" (38mm x 32mm)
Material: ABS body+EPDM rubber
Weight: 12.5 ounces (354g)
Color: Black
Style: Slip-on
Installation: Vertical or horizontal
Certified: cUPC

Two sizes of Sump Pump Check Valves available:

2" x 2"
1-1/2" x 1-1/4"



  • 1-1/2" or 1-1/4" Slip-on check valve for most sump pumps
  • Made of strong ABS body and EPDM rubber on both ends to prolong service life
  • Stainless steel 301 clamps and fasteners for corrasion and rust resistance
  • Can be installed vertical or horizontal, but vertical would be best
  • Reducing water noice
  • 1-1/2" or 1-1/4" Slip-on check valve for most sump pumps
  • Made of strong ABS body and EPDM rubber on both ends to prolong service life
  • Stainless steel 301 clamps and fasteners for corrasion and rust resistance
  • Can be installed vertical or horizontal, but vertical would be best
  • Reducing water noice

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