Deisgned for residential heating or cooling, potable water or water conservation, the Armstrong Astro 2 circulators are designed for quiet operation and zero maintenance. In combination with cast iron volutes the Astro 2 line is intended to circulate water or ethylene-glycol solutions in closed hydronic or solar heating systems. The Astro 2 line is available in three volute materials for residential, small industrial, and commercial applications.
Materials
Cast iron, lead-free bronze, or stainless steel volutes
Performance range
0 to 64 USgpm flow; 0 to 42 ft head
Temperature
Max ambient temp 40°C; max fluid temp 110°C
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