Product Overview

unmatched
performance
Armstrong
Astro 2 three-
speed circulators
provide unmatched
performance over
a wide range of
head and flow
requirements.
SPEEDS
T
he three-speed design
allows users to match
the requirements of an
installation exactly.
It also helps with:
Reduced Inventory The complete range of
12 Astro 2 three-speed circulators replaces
128 models of competitors’ pumps.
Adaptability After a circulator is installed
you might need to change the performance
to accommodate:
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resistance in the original design
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.)ĪĪ/#&#(!Ī#.#)(Ī
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as an indirect hot water tank or spa
With Astro 2 three-speed units installed
you can easily adjust the operating
speed to handle these changed
performance requirements.
Astro 2 circulators (except sweat connection
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that eliminates the need for additional
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as required.
three-speed switch