Demo existing Rickard type supply air diffusers and duct mounted static pressure sensor. Remove return air grills, ceiling tile, grid, and insulation and store for reinstallation. Test all existing therma-fusers and replace all that are not functioning properly.Install 2 new duct mounted static pressure sensors, reprogram the existing chilled water valve and hot water valve so that they sequence properly. Provide new balancing dampers on all branch ductwork. Install new Acutherm therma-fusers. Provide fan coil units and associated ductwork, electrical, control, fan coil and ductwork supports, etc, and diffusers as required by drawings. Provide hot water heating recirculation pump, hot water piping, valves, electrical wiring, control system, etc. as required for a fully functional system. Provide new ductwork, Acutherm therma-fusers, return air grills, control system, etc. as shown on drawings. Provide 3 new zone temperature sensors. Provide testing, adjusting, and balancing of the entire HVAC system for the work area. Provide new HVAC control and mechanical devices. Provide flashing around outside air intake as needed. Insulate all new ductwork, piping, and diffusers. Work to be accomplished during 2nd shift hours.