Additional InformationASSE 1013-2011|AWWA C511|CSA B64.4|Federal Public Law 111-380|NSF/ANSI 61 Water Quality|NSF/ANSI 372
Marketing InformationThe Apollo® model rp4a/rplf4a lead-free and non-lead-free Series reduced pressure backflow preventers provide maximum protection against back siphonage or back pressure from substances that are hazardous to the potable water supply. the top accessed modular check valve cartridges provide captured springs, replaceable seats and reversible silicone seat discs. this made in America assembly features ball valves with stainless steel handles and trim as standard and carries the 5 years Apollo® factory warranty.