Johnson Controls-Hitachi is pleased to announce that Zaretsky Engineering Solutions will be the new manufacturers’ representative for Hitachi Variable Refrigerant Flow (VRF) systems and SmartFlex™ Mini-Split systems in southern California, including the Los Angeles and San Diego markets. Hitachi VRF systems offer engineers, mechanical contractors, and building owners a cost-effective and energy-efficient HVAC choice with multiple advantages which include: A modular design that enables systems to be customized to each project’s exact requirements. Options include… Read More