CALEFFI 573012A Autofill Combo 1/2 Inch NPT Must Have

The CALEFFI 573012A Autofill Combo incorporates a dual-function valve designed to provide automatic water filling and pressure reducing in hydronic systems. Constructed with resilient brass, this valve system addresses the functional needs of maintaining optimal system pressure without manual intervention.

• Seamlessly integrates fill valve and pressure reducing valve into a single unit.
• Brass body construction ensures durability and corrosion resistance.
• Designed for simplicity in installation and maintenance.

Product Highlights

This autofill combo is engineered for various hydronic systems including heating, cooling, and geothermal applications, making it a flexible addition to any setup.

Product Information

Technical Specifications

• Body Material: Brass
• Connection Type: NPT x NPT
• Maximum Pressure: 175 psi
• Operating Temperature: up to 150 degrees Fahrenheit
• Size: 1/2 inch
• Pre-adjustable: Set pressure values prior to system charging
• Certifications: CSA B64.3, ASSE 1012