Lossnay® energy recovery ventilators provide outdoor air solutions for indoor environmental quality. Improved sound attenuation makes Lossnay® units quiet enough for places where silence is a must, such as meeting rooms and libraries. Full enthalpy heat exchange with minimal moving parts Available with up to .50" external static pressure Temperature energy recovery efficiencies up to 75% heating Enthalpy recovery efficiencies as high as 69% heating and 53% cooling Can be integrated into CITY MULTI Controls Network