The Apollo™ Model RP4A and RPLF4A Lead Free Reduced Pressure Backflow Preventer A Series provide maximum protection of the potable water supply due to back-siphonage or backpressure 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 valve shutoffs with stainless steel handles and nuts as standard and carries the five-year Apollo™ factory warranty.

Apollo™, 4ALF204A2F, Backflow Preventer, Standard, Series: 4ALF-200 LBF, 3/4 in Nominal, 175 psi Pressure, 33 to 180 deg F, Shut-Off Ball Valve Ball Valve/Gate Valve, Reduced Pressure Backflow, Bronze Body, 7-3/8 in H Dimensions, Domestic

• Low pressure loss documented by independent approval agencies
• Easily removable modular check valve cartridge
• Captured stainless steel springs
• Ball valve shut-off with SS handles and nuts standard
• Top mounted test cocks for easy testing
• Modular relief valve
• Chloramine-resistant elastomers
• No special tools required
• Horizontal installation
• Bronze C84400 or C89836 lead free body/caps
• Bronze C84400 or C87800 lead free BV shut-off, test cocks
• 300 series stainless steel springs
• Chloramine-resistant silicone seat discs
• Chloramine-resistant EPDM o-rings

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Apollo_4ALF214A2F_User_Manual.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Apollo_4ALF214A2F_User_Manual.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Apollo_4ALF214A2F_Specification_Sheet.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Apollo_4ALF214A2F_Specification_Sheet.pdf