This HVAC duct purifier delivers efficient air purification with a 25-Watt UVC lamp, emitting 254nm ultraviolet light to effectively eliminate most harmful substances from duct surfaces, improving indoor air quality for a clean, healthy environment. Designed for reliability and longevity, its lamp tube boasts a lifespan of up to 8000 hours, extending the product’s overall use while avoiding frequent replacements (note: avoid frequent on/off cycles for optimal durability). Featuring a magnetic bracket for flexible placement and an integrated adapter, it’s effortless to use—simply plug it in for hassle-free operation, with minimal maintenance required. With an effective purification area of up to 1100 square feet, it’s ideal for large-scale HVAC systems in homes, offices, schools, hospitals, and other commercial or residential spaces. Assembly is quick and simple, even for beginners, thanks to the detailed manual and complete accessory set that allows for fast setup. Practical, durable, and high-performance, this UVC duct purifier is a reliable solution for enhancing air quality in large spaces through targeted duct system purification. Color: Black.