{"product_id":"armstrong-116531-132-s-69-1-bronze-fitted-cast-iron-pump-1-hp","title":"Armstrong 116531-132 S-69-1 Bronze Fitted Cast Iron Pump 1 HP","description":"\u003cp\u003eEfficiently circulate water in your hydronic heating and cooling systems with the powerful \u003cstrong\u003eArmstrong 116531-132 S-69-1\u003c\/strong\u003e cast iron pump. Designed to deliver consistent flow rates for commercial and large residential applications, this 1 HP pump provides the reliable fluid transfer necessary to maintain optimal system temperature. Featuring a robust bronze-fitted construction, this unit is engineered for long-term operational stability in demanding hydronic environments.\u003c\/p\u003e\u003cp\u003eThe unit utilizes a centrifugal pump mechanism to create the pressure differential required to move water through complex piping loops. By maintaining steady thermal circulation, it prevents air pockets and ensures heat is distributed evenly throughout the building, significantly improving the overall energy performance of the boiler or chiller system.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e High-grade cast iron housing with bronze-fitted internals for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Power:\u003c\/strong\u003e 1 HP motor output engineered for continuous duty operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydronic Compatibility:\u003c\/strong\u003e Optimized for standard closed-loop heating and cooling circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceability:\u003c\/strong\u003e Built for simplified maintenance and long-term part availability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial hot water heating systems, chilled water loops, and secondary hydronic circulation zones requiring 1 HP of hydraulic force.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43124051378270,"sku":"116531-132","price":4574.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/116531_132_image_602e91a0-b1b1-4d20-b74f-6e3740a1e634.png?v=1786030662","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-116531-132-s-69-1-bronze-fitted-cast-iron-pump-1-hp","provider":"National Boiler Supply","version":"1.0","type":"link"}