521608AC | 3wTherm Mixi Valve 1"PEX w/chk | Caleffi

**Caleffi 521608AC 3wTherm Mixi Valve 1"PEX w/chk** The Caleffi 521608AC is a 3wTherm Mixi Valve designed for hydronic heating systems. This valve features a 1" PEX connection and an integrated check valve. The integrated check valve prevents backflow through the valve, ensuring proper operation of the hydronic system. Caleffi 521608AC 3wTherm Mixi Valve is made of high-quality materials, ensuring durability and reliability. This valve is designed for use in hydronic heating systems, where it helps to regulate the flow of hot water to maintain a desired temperature. The valve's compact size and ease of installation make it an excellent choice for both residential and commercial applications. **Key Features** * 1" PEX connection * Integrated check valve * High-quality materials * Durable and reliable **Benefits** * Prevents backflow through the valve * Ensures proper operation of the hydronic system * Compact size and easy installation * Suitable for both residential and commercial applications **Applications** * Hydronic heating systems * Regulating the flow of hot water **Shop our HVAC supply store for the Best Prices** our HVAC supply store offers competitive prices and fast shipping on all products, including the Caleffi 521608AC 3wTherm Mixi Valve. Shop now and experience the difference!