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The Watts LF7RU2-21x1 is a residential dual check valve designed to prevent backflow in water systems. This valve features a lead-free brass body and is suitable for use in a range of residential applications.
This valve ensures that contaminated water does not flow back into your clean water supply, safeguarding your home.
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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