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Mainline ML247AB-1/2 is a lead-free half-inch sweat brass economy swing check valve. This product ensures that water flows in one direction while preventing backflow, making it suitable for various plumbing applications.
The Mainline ML247AB-1/2 is ideal for residential and commercial plumbing systems. It is easy to install and helps maintain water flow integrity in your 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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