Astro Series Three Speed Wet Rotor Circulators

Armstrong Astro 30-3 and Astro 50-3 three speed wet rotor circulators ► Extra quiet operation for residential, office commercial, hospital or educational institutions ► Integral manual air vent ► Backed by Armstrong's 2-year "no hassle" warranty ► Reduces wholesaler inventory requirements dramatically Together, the Astro 30-3 and Astro 50-3 can replace most competitive water lubricated pumps up to V20 hp Flow Range: 0 to 20 USgpm (0 to 1.26 L/s) Motor: 2-pole, 115V, single phase, 60 Hz Pump Body: Gasket Material: Cast iron (closed systems), Bronze (open systems) Polypropylene (glass filled) Stainless...