Furnish and install AC Units, exhaust fan, supply and return grills, diffusers as specified. Furnish and install inside and outside ductwork, branches and accessories as well as refrigerant, LPS and condensate piping. Furnish and install thermostats, sensors, leak & smoke detectors as specified. Install heater units. Performed air balancing and provided with certified report. Provide shop drawing and as-built drawings. Arranged demolition as required.