Incredible opportunity to check up, tune up your existing RTU (Roof Top Unit). Limited time offer, we change existing not programmable or residential thermostats at your business. Combination of both measures brings you savings between 10%-25%. Do not wait and book us today. LECS is an intelligent lighting, heating, and cooling system customizable for buildings of all sizes, from single family dwellings to warehouses. It promises a full return on investment in under a year with a 25% to 35% energy usage reduction.