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The Caleffi 573007A is an automatic filling valve designed for heating systems. This valve features a half-inch press inlet and a half-inch NPT outlet, providing pressure regulation and backflow prevention. The combination of these features makes it suitable for maintaining system pressure and protecting against contamination.
This valve includes a pressure gauge and is built to handle temperatures up to 150°F. It offers a setting pressure range of three to sixty psi, with a preset outlet pressure of fifteen psi, ensuring reliable performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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