Circulator Pumps
The Astro 230SS stainless steel circulator is designed for years of maintenance free service, used for potable water recirculation systems. Large wiring box and convenient plug in terminal strip save time. High flow check valve is pre-installed.
- Astro 230SS (stainless steel flange connection)
- Wet rotor designed for quiet operation and zero maintenance
- Perfect for recirculation systems using potable water
- Built in check valve, assures correct flow direction and cuts installation cost, no separate flow check required
- Maintenance free
The astro 230 Cast iron is designed for years of maintenance free service in your home heating system. Large wiring box and convenient plug-in terminal strip saves time. High flow check valve is pre-installed.
- Astro 230CI (cast iron flange connection)
- Wet rotor 97W, 3 speed covers most domestic heating applications
- Built in check valve assures correct flow direction and cuts installation cost, no separate flow check required
- Maintenance free
designed for quiet operation and long life, used for potable water recirculation systems. provides customers with years of trouble free operation. large wiring box and convenient plug-in terminal strip saves time. High flow valve is pre installed.
- Astro 225SSU (Stainless steel, 1/4 in. union connection)
- Wet rotor 75W- designed for quiet operation and zero maintenance
- Perfect for recirculation systems using potable water
- Built in check valve assures correct flow direction and cuts installation cost, no separate flow check required
- Maintenance free
Armstrong 3 piece circulators use a proven design that continues to evolve. the industry accepted flange configuration makes S & H circulators the perfect solution when you need to change a pump quickly. Maintenance free design uses permanently lubricated ball bearings. Easy to repair and rebuild.
- S-25MF (Maintenance Free) Cast Iron 1/12 hp, 115/1/60, Less Flanges
- A longer circulator life without maintenance (regular oil lubrication is not required) no more oil pools on floor
- Stainless steel face plate, coupler face guard meets or exceeds OSHA standards
- The standard for 65 years in hydronics
- Repairable, replaceable, environmentally friendly and now maintenance free
Armstrong 3 piece circulators use a proven design that continues to evolve. the industry accepted flange configuration makes S & H circulators the a perfect solution when you need to change out pumps quickly. Maintenance free design uses permanently lubricated ball bearings. Easy to repair and rebuild
- H-32MF (Maintenance Free) Cast Iron 1/6 hp, 115/1/60, Less Flanges
- A longer circulator life without maintenance (regular oil lubrication is not required) no more oil pools on floor
- Stainless steel face plate, coupler face guard meets or exceeds OSHA standards
- The standard for 65 years in hydronics
- Repairable, replaceable, environmentally friendly and now maintenance free
Armstrong 3 piece circulators use a proven design that continues to evolve. the industry accepted flange configuration makes S & H circulators the perfect solution when you need to change out pumps quickly. Maintenance free design uses permanently lubricated ball bearings. Easy to repair and rebuild.
- S-25MF (Maintenance Free) All Bronze 1/12 hp, 115/1/60, Less Flanges
- A longer circulator life without maintenance (regular oil lubrication is not required) no more oil pools on floor
- Stainless steel face plate, coupler face guard meets or exceeds OSHA standards
- The standard for 65 years in hydronics
- Repairable, replaceable, environmentally friendly and now maintenance free