Universal Check Valve S-612

Universal Check Valve S-612

Vendor: Legend Valve

Valve Type(s):
Thermoplastic Valves

Valve Category:

Thermoplastic Valves

Valve Subcategory

M.I.P. x Barb Ends

LEGEND MODEL S-612 PVC universal swing check valve is constructed of ASTM D1784 virgin PVC resin. It’s unique weighted flapper ensures a positive seal. Recommended as a competitive alternative to traditional sump pump check valves. The S-612’s versatile design permits the following installation options:

  1. With 1-1/4" polyethylene pipe by clamping the pipe over the barbed end of the valve.
  2. With 1-1/2" schedule 40 PVC pipe by gluing an 1 1/2" coupling directly to the valve.
  3. Immediately following the BARB, the valve body O.D. is the same as1 1/2" schedule 40 PVC.
  4. With 1-1/4" corrugated hose by clamping the hose over the barbed end of the valve.
  5. With 1-1/4" schedule 40 PVC pipe with the use of an 1-1/2" x 1-1/4" reducing bushing and 1-1/2" deep coupling.

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Universal Check Valve S-612

Material Specification
Part Material
Body PVC
Flapper NBR
Flapper Weight Brass
Flapper Support Polypropylene & Fiber
Dimension in Inches
Size A B
1¼" MIP x 1¼" BARB 2.56 3.78
1½" MIP x 1¼" BARB 2.56 3.78
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   Reproductive Harm -
   www.P65Warnings.ca.gov