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The Apollo Series RP 4A Reduced Pressure Principle Backflow Preventer is designed to give maximum protection against backflow caused by either back-pressure or back-siphonage from substances that are hazardous. The device is easily maintained with modular check cartridge assemblies that require no special tools. It consists of two spring-loaded check valves with an automatic differential relief valve.
The Apollo backflow preventer provides maximum protection against backflow. It features modular check valve cartridges, reversible silicone seat discs, and top-mounted test cocks for easy maintenance.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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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