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The Mainline ML85005 is a low pressure glue-on test plug designed for drain, waste, and vent (DWV) systems. This product offers a reliable solution for testing on low-pressure applications. Made with high-quality materials, it ensures a tight seal that prevents leakage during pressure tests.
This test plug is essential for ensuring the integrity of your DWV 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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