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The Apollo Valves AGD4A1 is a reliable air gap drain designed for use with the 4A Series backflow preventers. It connects easily and discharges minor relief valve discharges into the drainage system, ensuring safety and compliance.
This drain is essential for maintaining effective backflow prevention systems by providing a proper discharge for minor relief valve operations.
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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