Product Description
The Caleffi 573019A is a COMBO AutoFill device designed to maintain optimal pressure in sealed heating systems. This automatic filling valve features a 1/2 inch sweat inlet and a 1/2 inch NPT outlet. It is equipped with a pressure gauge that indicates system pressure while filling water as needed. The product is pre-adjustable for easy setup before system charging.
- Automatic pressure maintenance
- Fills 50% faster than similar valves
- Includes backflow prevention feature
Product Highlights
This filling valve is engineered for reliable operation in heating systems, ensuring water is added automatically when needed to maintain a set pressure, reducing the need for manual interventions.
Product Information
Standard Information
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Brand: Caleffi
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MPN: 573019A
Technical Specifications
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Body Material: Brass
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Dimensions: 9-3/4 inches long
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Nominal Size: 1/2 inches
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Pressure Rating: 175 psi
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Temperature Rating: 150 degrees F
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Connection Type: MIP
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Softgoods Material: NBR Seal
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End Style: C x FNPT
