521417AC | 3w ThrmMixVlv 1/2"PEX Crimp | Caleffi

**Caleffi 3W ThrmMixVlv 1/2''PEX Crimp (521417AC)** The Caleffi 521417AC 3W ThrmMixVlv is a high-performance mixing valve designed for precise temperature control in hydronic heating systems. It features a compact and durable construction, making it ideal for use in both residential and commercial applications. **Key Features:** * 1/2" PEX crimp connections for easy and leak-free installation * Accurate temperature control with a wide operating range * High resistance to corrosion and scaling * Suitable for use in closed-loop hydronic heating systems **Benefits:** * Ensures optimal heating comfort by maintaining consistent room temperatures * Reduces energy consumption by optimizing heat distribution * Extends the life of hydronic components by preventing corrosion and scale buildup * Quick and easy to install, saving time and effort **Applications:** * Residential and commercial hydronic heating systems * Floor heating and radiant panel systems * Domestic hot water mixing * Temperature zone control **Technical Specifications:** * Nominal pressure: 125 psi * Temperature range: 20°F to 180°F * Flow capacity: 3 GPM * Connection size: 1/2" PEX crimp Our HVAC supply store offers the best prices and fast shipping for your plumbing and HVAC equipment!