Description
Note: Image Shown is Cast Iron Model

Armstrong's Astro Circulator is intended for circulating water or ethylene glycol solutions in closed hydronic or solar heating systems. It is designed with no mechanical seals or couplers to replace, and no lubrication is required.

**Flanges must be purchased separately

Features
  • Efficient/Quiet Operation
  • Universal Flange to Flange Dimension
  • Cast Iron
  • UL and CSA Listed

  • Benefits
  • No mechanical seals to leak
  • No couplers to break
  • No lubrication
  • Noryl impeller
  • Vent plug for initial purging if required
  • Stainless Steel shaft
  • Ethylene Propylene gaskets
  • Impedance protected motor
  • Read more
    Specs
    Max Head (Ft):
    33
    Head Range (ft.):
    0-33
    Max Flow (GPM):
    11
    Flow Range (GPM):
    0-11
    Horse Power:
    1/20
    Voltage:
    115v
    Hertz:
    60
    Max Fluid Temp:
    230°F
    Connection Type:
    Flanged
    Type:
    Pump
    Material:
    Bronze
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