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The DO IT BEST 431866 is a 3-inch Schedule 40 DWV PVC floor plug designed to cap floor drain openings flush with or below the surrounding surface. Unlike conventional raised-head plugs that create a tripping hazard in work areas, this Toe-Saver design sits low-profile, keeping the floor clear for foot traffic during and after installation. It is built from Schedule 40 PVC, meeting standard DWV application requirements for drain, waste, and vent systems. Plumbers install this plug when temporarily or permanently closing a 3-inch floor drain in residential or light commercial settings.
This plug is suited for use in 3-inch Schedule 40 DWV drain lines where a floor-level cleanout or drain opening needs to be sealed. Typical applications include capping unused floor drains in utility rooms, mechanical rooms, bathrooms, and laundry areas. The low-profile head design makes it particularly practical in high-traffic areas where a raised plug would present a safety concern for occupants or workers on site.
Designed as an OEM-style replacement or standard-use plug for 3-inch Schedule 40 PVC DWV drain systems in residential and light commercial plumbing.
Installation should be performed by a licensed plumber or qualified tradesperson in accordance with local plumbing codes and the IPC. Shut off water supply and ensure the drain line is clear before inserting the plug. PVC solvent cement may be used for permanent installation per manufacturer and code requirements. Do not overtighten mechanical fittings, as PVC threads can crack under excessive force.
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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