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The WATTS 386473 B9-11TM3 is a bronze body combination fill and backflow preventer with press connections. This unit is essential for maintaining water pressure while preventing backflow in plumbing systems. It integrates the roles of a pressure regulator and a backflow preventer in one device, streamlining both installation and maintenance processes.
This product is designed to enhance plumbing system efficiency and reliability.
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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