The Lump Sum Item encompasses a comprehensive upgrade to the HVAC system, including, replacement of service openings and fibrous-glass materials. Repairs to the duct distribution system. Installation of a wall-mounted programmable thermostat and humidity sensor, complete with new wiring. Installation of an adapter curb around the new rooftop unit. Installation of a cooling coil condensate drain trap and associated condensate drain piping. Installation of pipe supports with formed bases and a 1” galvanized channel. Installation of an air duct smoke detector and all required system casings, fans, drives, and motors. Installation of refrigerant circuit components, air filtration systems, and gas furnaces. Installation of dampers and connection of gas equipment. Completion of all necessary electrical power connections.