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Mainline ML10487 is a reliable test plug designed for use in plumbing applications. This test plug features a metal wing nut for easy installation and removal. It is ideal for sealing pipes and preventing leaks during testing.
This test plug is engineered to create a tight seal in plumbing systems.
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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