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The Zurn RK4-375CK1 is a check assembly repair kit designed for 2-1/2 inch to 4 inch models, including 375A, 375ADA, 375DA, 475, 475DA. This kit is essential for maintenance and repair of backflow preventers to ensure proper waterworks functionality.
The Zurn RK4-375CK1 enables quick and efficient repairs with its comprehensive components. It is highly beneficial for professionals in plumbing and waterworks maintenance.
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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