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The VALUE COLLECTION AP01.50 is an aluminum expansion plug designed to seal pipe openings during pressure testing, system maintenance, or temporary line isolation. The plug inserts in its unexpanded state at 1.420 inches and expands to a seating diameter of 1.889 inches, creating a positive mechanical seal within the pipe bore. It is rated to a maximum working pressure of 9 psi. The stem diameter measures 1/2 inch for use with standard expansion tools. Plumbers, pipefitters, and mechanical contractors use this type of plug during hydrostatic testing, winterization, or when capping inactive lines in both residential and commercial piping systems.
This expansion plug is suited for use in aluminum, PVC, cast iron, and steel pipe where the bore diameter falls within the plug's expansion range. Typical applications include drain, waste, and vent system testing, temporary shutoff during repairs, and end-capping during staged construction. Its aluminum construction makes it appropriate for corrosive or wet environments where ferrous plugs are not preferred.
Designed for use in pipe applications where the internal bore diameter falls within the unexpanded-to-expanded range of 1.420 to 1.889 inches. Verify pipe bore dimensions before installation.
Installation is performed by a licensed plumber or pipefitter using a standard expansion drive tool on the 1/2 inch stem. Isolate and depressurize the line before inserting the plug. Do not exceed the 9 psi maximum pressure rating during testing. Follow applicable plumbing codes, including IPC and local jurisdiction requirements, for pressure test procedures and allowable test durations.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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