Arzel Zoning Technology announces the launch of its new Evergreen Zoning System, the industry’s first aftermarket zoning product that provides blower speed control based on air-flow requirements to each zone, virtually eliminating the need for a bypass damper. Evergreen combines an advanced zone control system with an easy-to-install replacement multi-speed Electronically Commutated Motor (ECM) to provide enhanced comfort and meet the increasing demands for energy-efficient, green solutions. www.arzelzoning.com