Plumbing Armstrong Pumps Recirculating Pumps | Astro 225Su Stainless Steel Pump With Union Connection

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.

Includes:

• Stainless Steel Circulator Pump

• Cross-Reference Information Is Printed Onthe Box, For Convenient Access.
• Flange-To-Flange Compatibility Offers Quickand Easy Exchange Of Competing Models.
• Large Wiring Box And Convenient Plug-Interminal Strip Save Time.
• High-Flow Check Valve, Is Pre-Installed Forconvenience. Where The Installation Doesnot Call For A Check Valve, It Can Be Removedin Seconds.