{"product_id":"armstrong-110223-305-astro-230ci-cast-iron-circulating-pump","title":"Armstrong 110223-305 Astro 230CI Cast Iron Circulating Pump","description":"\u003cp\u003eThe Armstrong Astro 230CI circulates hot water throughout residential and commercial heating systems, ensuring consistent temperature control. The \u003cstrong\u003e110223-305\u003c\/strong\u003e Astro 230CI cast‑iron pump is engineered for reliable performance in demanding applications.\u003c\/p\u003e\u003cp\u003eEquipped with a sealed‑bearing motor and a recessed impeller, the pump delivers steady flow while minimizing cavitation. Its cast‑iron housing provides corrosion resistance, and the threaded connections allow easy integration into existing piping.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity:\u003c\/strong\u003e Up to 30 GPM at 30 psi, suitable for typical hydronic loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e Low power consumption reduces operating costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Cast‑iron construction resists wear for extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Balanced impeller design minimizes noise and vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for boiler feed water recirculation, domestic hot water loops, radiant floor heating, and commercial HVAC chillers.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43123849560158,"sku":"110223-305","price":204.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110223_305_image_2cc9cf0e-f423-4642-92bf-640551c02662.png?v=1786020142","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-110223-305-astro-230ci-cast-iron-circulating-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}