NA573022 | Autofill Combo 1/2"NPT | Caleffi

Caleffi NA573022 Autofill Combo 1/2"NPT Caleffi's NA573022 Autofill Combo is an automatic water-level replenishment system designed to maintain proper water levels in hydronic heating systems. It's an essential component for preventing system damage due to low water pressure and ensuring efficient heat distribution. The Autofill Combo NA573022 seamlessly integrates a backflow preventer and a pressure-reducing valve into a compact and reliable unit. The pressure-reducing valve ensures a consistent water supply to the system by regulating the incoming water pressure to a preset level. The backflow preventer prevents contaminated water from flowing back into the potable water supply, ensuring the safety and integrity of the drinking water system. Crafted from high-quality materials, the NA573022 Autofill Combo is built to withstand the demands of demanding hydronic heating applications. Its durable construction ensures long-lasting performance and reliability, minimizing maintenance costs and downtime. The unit's compact design allows for easy installation and maintenance, making it suitable for various system configurations and space constraints. Trust our HVAC supply store for the best prices and fast shipping on Caleffi products!