{"product_id":"armstrong-110223b-140-astro-220ssu-stainless-steel-recirculation-pump","title":"Armstrong 110223B-140 Astro 220SSU Stainless Steel Recirculation Pump","description":"\u003cp\u003eThe Armstrong recirculation pump continuously moves hot water through a building’s heating loop, eliminating temperature loss and cutting down wait time for hot water at fixtures. The **110223B-140** model, Astro 220SSU050S-TA, features a stainless‑steel body and a 6‑ft line cord for easy installation in residential or light‑commercial systems.\u003c\/p\u003e\u003cp\u003eDriven by a sealed‑bearing motor, the pump maintains a steady flow rate while automatically adjusting to system pressure changes. Its integrated aquastat ensures the pump only runs when needed, optimizing energy use and extending component life.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate:\u003c\/strong\u003e Provides reliable circulation up to 12 GPM at 30 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Savings:\u003c\/strong\u003e Reduces pump runtime by up to 20% compared to standard units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Stainless‑steel construction resists corrosion for long‑term service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Low‑noise motor design minimizes acoustic impact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for Armstrong Astro boiler series.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for residential hot‑water recirculation loops, small‑scale commercial heating systems, boiler‑to‑tank loops, and retrofit upgrades where space and efficiency are critical.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43123903037534,"sku":"110223B-140","price":624.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110223B_140_image_7e7f2fa9-fcf1-42ea-b836-af7f7857ee8c.png?v=1786021535","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-110223b-140-astro-220ssu-stainless-steel-recirculation-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}