Series 21/221 Make-Up Water Feeders
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- For boiler receiver tanks
- Direct mounting eliminates need for equalizing connections
- Proportional feed action
- Mounting Flange – six 7⁄16″ (11.1mm) bolt holes on a 53⁄4″ (146mm) bolt circle
- Soft seat provides positive seal
- Maximum water supply pressure 150 psi (10.5 kg/cm2)
- Maximum inlet water temperature 120°F (49°C)
- Maximum vessel pressure 35 psi (2.5 kg/cm2)