Description
Ensure your closed hydronic heating system maintains proper pressure effortlessly with the Caleffi 553542A AutoFill™ Pre-Adjustable Automatic Filling Valve. Engineered for dependable performance and ease of installation, this automatic boiler fill valve is ideal for residential and light commercial applications where maintaining stable system pressure is critical.
Key Features
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Automatic Pressure Regulation: Automatically adds water to your system up to the set pressure, eliminating the need for manual filling during initial charge or ongoing operation.
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Pre-Adjustable Setting: Factory preset to ~15 psi with an adjustable range from 3 – 60 psi, giving you flexibility for different system requirements.
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Visual Pressure Indicator: Integrated gauge makes it fast and easy to verify or adjust system pressure at a glance.
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Durable Brass Construction: Corrosion-resistant brass body with anti-scale internal components ensures long service life and reliable operation.
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Built-In Components: Includes a manual shut-off valve, strainer, and check valve for added protection and convenience.
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Standard 1/2″ NPT Connections: Easy to integrate into common hydronic piping configurations.
