4" T-Cone Raised Head Expandable Pipe Test Plug

The 882-ST402 from Sioux Chief is a 4” T-Cone Raised Head Expendable Pipe Test Plug. It's a pipe barrel plug (installs inside pipe) intended for use with 4" PVC (Sch. 40 only), ABS or cast iron pipe in DWV drain pressure testing applications. Raised head allows to install the plug using adjustable wrench or pliers. Not for use in FIP cleanout tees.

Warning: as with all pressure testing equipment, follow all applicable codes/procedures, manufacturer reccommendations and wear safety gear when performing DWV drain tests. Stay clear of the test tees, cleanouts and pipe ends while system is under pressure.


  • Reusable - easy installation and removal;
  • Raised head style - tighten with a crescent wrench or pliers;
  • 100% corrosion proof - no metal parts to rust.

Technical Specifications:

  • Size: for 4" PVC (Sch. 40), ABS or Cast Iron (CI) pipe;
  • Plug gasket OD: 4.026";
  • Max pressure: 30 psi.
Pipe Test Plug
Product Type
Test Plugs
Sioux Chief

4" T-Cone Raised Head Expandable Pipe Test Plug

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  • 4" T-Cone Raised Head Expandable Pipe Test Plug QR Code
  • Brand: Sioux Chief
  • Model: 882-ST402
  • MPN: 882-ST402
  • Availability: 1
  • $ 6.55

Tags: DWV Testing Products, DWV, Plumbing Supply, PEX, Pipe Fittings, Residential Plumbing