Description
The Caleffi 521519A thermostatic mixing valve expertly blends hot and cold water to deliver a consistent, safe mixed-water temperature at your chosen set point, even when inlet temperatures or pressures fluctuate. This makes it ideal for residential and commercial applications where stable output temperature and user protection are essential.
Key Features
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Precise Temperature Control: Adjustable thermostatic design lets you set and maintain mixed water from 85 °F to 150 °F, improving comfort and safety.
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Integrated Temperature Gauge: Built-in gauge provides real-time temperature feedback, simplifying installation and system tuning.
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Durable Lead-Free Brass Body: Low lead brass construction ensures long-lasting durability and complies with drinking-water safety standards.
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Reliable Performance: Rated for up to 200 psi working pressure and 200 °F inlet temperature, suitable for a wide range of plumbing and hydronic systems
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3-Way Mixing Action: Smoothly blends hot and cold feeds for stable output, compensating for line pressure changes to maintain set temperature.
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Sweat Union Connections: Standard 3/4″ sweat union fittings make installation simple with common HVAC and plumbing piping.
