Carrier WeatherExpert Rises to DOE Challenge Reaching 20.8 IEER Rating

The new Carrier WeatherExpert 10- ton roof top unit exceeds the parameters of the recent Department of Energy (DOE) Rooftop Unit (RTU) Challenge, providing an integrated energy efficiency ratio (IEER) of 20.8 - more than 15% more efficient than the required minimum of 18.0 IEER.