{"product_id":"apollo-4a-series-double-check-valve-backflow-preventer-dc","title":"Apollo 4A Series Double Check Valve Backflow Preventer (DC)","description":"\u003cdiv style=\"border-left:4px solid #1a1a1a;padding:10px 16px;margin-bottom:16px\"\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eIn Stock – Fast Shipping from Multiple U.S. Warehouses\u003c\/strong\u003e\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eApollo 4A Series – Double Check Valve Backflow Preventer\u003c\/strong\u003e\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eMultiple Sizes \u0026amp; Configurations – Select from Dropdown\u003c\/strong\u003e\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e \u003cstrong\u003eNSF\/ANSI 61 Certified\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cp style=\"color:#c0392b;font-size:0.92rem;font-weight:700\"\u003eHigh Demand Item – Frequently Reordered by Contractors\u003c\/p\u003e\n\u003cp\u003eApollo 4A Series double check valve backflow preventer in Bronze. NSF\/ANSI 61 certified. Multiple sizes and configurations available — select from the dropdown above.\u003c\/p\u003e\n\u003cp\u003eDesigned for commercial, industrial, and mechanical piping systems. Quarter-turn isolation valves included where applicable for easy testing and maintenance.\u003c\/p\u003e\n\u003ch2 style=\"font-size:1.5rem;font-weight:900;text-transform:uppercase\"\u003eApplications\u003c\/h2\u003e\n\u003cul style=\"font-size:1.1rem;line-height:1.8\"\u003e\n\u003cli\u003ePotable water and plumbing systems\u003c\/li\u003e\n\u003cli\u003eCommercial and industrial backflow protection\u003c\/li\u003e\n\u003cli\u003eIrrigation and fire protection systems\u003c\/li\u003e\n\u003cli\u003eMechanical and HVAC piping systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size:1.5rem;font-weight:900;text-transform:uppercase\"\u003eKey Features\u003c\/h2\u003e\n\u003cul style=\"font-size:1.1rem;line-height:1.8\"\u003e\n\u003cli\u003eSeries: 4A Series\u003c\/li\u003e\n\u003cli\u003eType: Double Check Valve Backflow Preventer\u003c\/li\u003e\n\u003cli\u003eBody: Bronze\u003c\/li\u003e\n\u003cli\u003eCertifications: NSF\/ANSI 61\u003c\/li\u003e\n\u003cli\u003eMultiple sizes and end configurations available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size:1.5rem;font-weight:900;text-transform:uppercase\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:1rem\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f5f5f5\"\u003e\n\u003cth style=\"padding:8px;text-align:left;font-size:0.85rem;text-transform:uppercase\"\u003eAttribute\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:left;font-size:0.85rem;text-transform:uppercase\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003e4A Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eDouble Check Valve Backflow Preventer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eBody Material\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eBronze\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eCertifications\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #eee\"\u003eNSF\/ANSI 61\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:1.5rem;font-weight:900;text-transform:uppercase\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp style=\"font-size:1.1rem;font-weight:700\"\u003eWhat sizes are available?\u003c\/p\u003e\n\u003cp style=\"font-size:1.1rem\"\u003eSelect your size from the dropdown above. Contact us at sales@pvfpro.com for sizes or configurations not listed.\u003c\/p\u003e\n\u003cp style=\"font-size:1.1rem;font-weight:700\"\u003eIs this NSF\/ANSI certified?\u003c\/p\u003e\n\u003cp style=\"font-size:1.1rem\"\u003eYes. Apollo 4A Series valves are NSF\/ANSI 61 certified for use in potable water systems.\u003c\/p\u003e\n\u003cp style=\"font-size:1.1rem;font-weight:700\"\u003eCan I get bulk pricing?\u003c\/p\u003e\n\u003cp style=\"font-size:1.1rem\"\u003eYes — contact us at sales@pvfpro.com for contractor pricing on large quantities or project orders.\u003c\/p\u003e\n\u003ch2 style=\"font-size:1.5rem;font-weight:900;text-transform:uppercase\"\u003eWhy Contractors Choose This Product\u003c\/h2\u003e\n\u003cul style=\"font-size:1.1rem;line-height:1.8\"\u003e\n\u003cli\u003eNSF\/ANSI 61 certified — approved for potable water service\u003c\/li\u003e\n\u003cli\u003eBronze body — durable, corrosion-resistant construction\u003c\/li\u003e\n\u003cli\u003eWide size range — 1\/4\" through 12\" available\u003c\/li\u003e\n\u003cli\u003eApollo — trusted brand in commercial and industrial backflow protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"border-left:4px solid #e87722;padding:10px 16px;margin-top:20px\"\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e In Stock – Ready to Ship\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e Bulk Pricing Available\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e Fast Shipping from Multiple U.S. Warehouses\u003cbr\u003e\n\u003cspan style=\"color:#e87722;font-weight:700\"\u003e✔\u003c\/span\u003e Built for Contractors, Not DIY\n\u003c\/div\u003e\n\u003cp style=\"margin-top:16px\"\u003eBuying in volume? \u003ca href=\"mailto:sales@pvfpro.com\"\u003eContact us at sales@pvfpro.com\u003c\/a\u003e\u003c\/p\u003e","brand":"Apollo","offers":[{"title":"1\" \/ FNPT \/ Lead Free \/ Std \/ TC","offer_id":51895686725949,"sku":"4A105A2F","price":568.29,"currency_code":"USD","in_stock":true},{"title":"1\" \/ FNPT \/ Std \/ TC","offer_id":51895686758717,"sku":"4ALF105A2F","price":579.51,"currency_code":"USD","in_stock":true},{"title":"1-1\/2\" \/ FNPT \/ Std","offer_id":51895686791485,"sku":"4ALF107A2","price":1212.14,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\" \/ FNPT \/ Std","offer_id":51895686824253,"sku":"4ALF106A2","price":1028.18,"currency_code":"USD","in_stock":true},{"title":"1\/2\" \/ FNPT \/ Std \/ TC","offer_id":51895686857021,"sku":"4ALF103A2F","price":428.32,"currency_code":"USD","in_stock":true},{"title":"2\" \/ FNPT \/ Std","offer_id":51895686889789,"sku":"4ALF108A2","price":1532.91,"currency_code":"USD","in_stock":true},{"title":"2-1\/2\" \/ Flanged \/ OS\u0026Y","offer_id":51895686922557,"sku":"4ALF10903","price":3260.55,"currency_code":"USD","in_stock":true},{"title":"3\" \/ Flanged \/ NRS","offer_id":51895686955325,"sku":"4ALF10002","price":3432.15,"currency_code":"USD","in_stock":true},{"title":"3\" \/ Flanged \/ OS\u0026Y","offer_id":51895686988093,"sku":"4ALF10003","price":3432.15,"currency_code":"USD","in_stock":true},{"title":"3\/4\" \/ FNPT \/ Lead Free \/ Std \/ TC","offer_id":51895687020861,"sku":"4A104A2F","price":474.83,"currency_code":"USD","in_stock":true},{"title":"3\/4\" \/ FNPT \/ Std \/ TC","offer_id":51895687053629,"sku":"4ALF104A2F","price":486.05,"currency_code":"USD","in_stock":true},{"title":"4\" \/ Flanged \/ NRS","offer_id":51895687086397,"sku":"4ALF10A02","price":4255.88,"currency_code":"USD","in_stock":true},{"title":"4\" \/ Flanged \/ OS\u0026Y","offer_id":51895687119165,"sku":"4ALF10A03","price":4255.88,"currency_code":"USD","in_stock":true},{"title":"4\" \/ Grooved","offer_id":51895687151933,"sku":"4ALF10A09","price":4461.8,"currency_code":"USD","in_stock":true},{"title":"6\" \/ Flanged \/ OS\u0026Y","offer_id":51895687184701,"sku":"4ALF10C03","price":6177.88,"currency_code":"USD","in_stock":true},{"title":"8\" \/ Flanged \/ OS\u0026Y","offer_id":51895687217469,"sku":"4ALF10E03","price":11669.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/2471\/4301\/files\/4A100_p.png?v=1782780000","url":"https:\/\/pvfpro.com\/products\/apollo-4a-series-double-check-valve-backflow-preventer-dc","provider":"PVFPRO","version":"1.0","type":"link"}