The Astro 2 wet-rotor circulator from Armstrong Fluid Technology features flange-to-flange and bolt-to-bolt compatibility with all competing models, three field-selectable operating speeds, plug-in terminal strip and e-coating on the inside of the cast iron volutes. The pre-installed high-flow check valve is available in cast iron, stainless steel and lead-free bronze. 416/755-2298; armstrongfluidtechnology.com.
Armstrong three-speed circulators
Nov 19, 2014
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