Breathe Easy, Live Freely! 🌬️ Water-hardened motorized impeller ensures durability and longevity. Designed for both commercial and residential use, fitting seamlessly into any space. Meets all electrical code requirements for your safety and compliance. Enjoy peace of mind with ultra-quiet operation, perfect for any environment. Save on energy bills while effectively reducing radon levels. Energy efficient Rated for commercial & residential Ultra-quiet operation The RadonAway RP145 Radon Fan is an energy-efficient solution designed for both commercial and residential applications. With a 4.5-inch inlet/outlet diameter, it features ultra-quiet operation and a water-hardened motorized impeller, ensuring durability and compliance with all electrical codes. Ideal for effective radon reduction, this fan is a must-have for any safe living or working environment.