521509A | 3w Thermo Mixing Vlv 3/4"SWT | Caleffi

3-Way Thermo Mixing Valve (521509A) by Caleffi Caleffi's 521509A is a 3-way thermo mixing valve designed to control the temperature of mixed water in hydronic heating and cooling systems. It features a compact and durable brass body with a 3/4" SWT connection, ensuring longevity and reliability. With its precise temperature control, this valve maintains a consistent mixed water temperature, preventing scalding or discomfort. It operates on a wide temperature range, providing versatility for various applications. Its adjustable mixing ratio allows for fine-tuning the desired water temperature. The 521509A is ideal for use in residential and commercial buildings, ensuring optimal comfort and energy efficiency. Its compact design simplifies installation and maintenance, making it a convenient choice for plumbing professionals. Shop now at our HVAC supply store for the best prices and fast shipping on the Caleffi 521509A 3-Way Thermo Mixing Valve!