{"product_id":"taco-4900-3-sentry-flg","title":"Taco 4900 Series 3\" Flanged Rust-Blocking Air Separator","description":"\u003cp\u003eThe \u003cstrong\u003eTaco 4900 Series 3\" Flanged Carbon Steel In-Line Air \u0026amp; Dirt Separator (MPN: 4903AD-125)\u003c\/strong\u003e delivers dual-action system protection to clean and optimize large-scale closed-loop hydronic heating, chilled water, and cooling tower loops.\u003c\/p\u003e\n\n\u003ch3\u003eDual-Action Protection Matrix:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimultaneous Air \u0026amp; Sludge Removal:\u003c\/strong\u003e Micro-bubbles seamlessly adhere to the internal stainless steel PALL rings to safely exit through the top auto-vent mechanism, while heavy sand, dirt, and magnetite particles down to the smallest micro-clogs drop completely out of suspension into the bottom sump.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eASME Section VIII Construction:\u003c\/strong\u003e Built and certified precisely to demanding ASME compliance codes, ensuring optimal long-term lifecycle performance inside rigorous municipal, federal, and institutional mechanical plants.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem Efficiency Retention:\u003c\/strong\u003e Proactively eliminates system noises, localized rust build-up, pump-impeller erosion, and heat exchanger fouling to prevent loss of overall thermal efficiency and high energy billing waste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSystem Parameters:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia Compatibility:\u003c\/strong\u003e Suitable for closed water or water\/glycol fluid loops with up to a 50% max volumetric concentration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSump Integration:\u003c\/strong\u003e Engineered with a bottom drain port to allow quick, safe blowdown flushing of captured system sludge without tearing down or breaking into lines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":42910066573406,"sku":"4900-3-FLG-SENTRY","price":3618.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Taco_4900_Series_4903AD-125_3_inch_flanged_commercial_air_and_dirt_separator_featuring_an_extended_carbon_steel_cylindrical_body_with_integrated_top_air_vent_and_bottom_flush_valve..jpg?v=1782062148","url":"https:\/\/nationalboilersupply.com\/products\/taco-4900-3-sentry-flg","provider":"National Boiler Supply","version":"1.0","type":"link"}