{"product_id":"armstrong-182212-842-e12-2b-bronze-circulating-pump","title":"Armstrong 182212-842 E12.2B Bronze Circulating Pump","description":"\u003cp\u003eEnsure reliable hydronic system fluid circulation with the durable \u003cb\u003e182212-842\u003c\/b\u003e Armstrong \u003cb\u003eE12.2B\u003c\/b\u003e bronze circulating pump. Designed for longevity and consistent flow in residential and light commercial HVAC applications, this unit provides the robust performance expected from Armstrong equipment.\u003c\/p\u003e\u003cp\u003eThis pump utilizes a high-efficiency wet rotor design that allows the system fluid to act as both a coolant and a lubricant for the internal motor components. The bronze body construction offers excellent corrosion resistance, making it an ideal choice for open systems or potable water applications where water chemistry may be aggressive toward standard cast iron housings.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCorrosion Resistance:\u003c\/b\u003e Durable bronze housing provides long-term protection against oxidation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHydraulic Efficiency:\u003c\/b\u003e Precision-engineered impeller design ensures optimal flow rates under varied load conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperational Reliability:\u003c\/b\u003e The maintenance-free, self-lubricating wet rotor design minimizes service requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily used in residential and commercial radiant heating, hydronic cooling, domestic hot water recirculation systems, and open-loop heat transfer applications.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43127439458398,"sku":"182212-842","price":1784.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/182212_842_image_0bd7a717-8be2-4254-9790-34bc705044ef.png?v=1786052847","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-182212-842-e12-2b-bronze-circulating-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}