The FIFFCO Silent Check Valve PN16 is designed to prevent backflow in HVAC systems while minimizing noise and water hammer. Constructed from high-quality ductile iron and coated with durable epoxy, this valve ensures longevity and resistance to corrosion. The spring-loaded rubber seat ring provides a non-slam effect, ensuring smooth and silent operation. Suitable for both water and neutral liquids, this valve is ideal for HVAC applications, offering reliable performance and easy maintenance.