Federal Construction Group is to demolish one roof mounted heating and ventilating unit including electrical controls, ductwork, and steam piping, cap off ductwork at supply roof penetrations to prevent leakage, cap off steam piping at nearest joint to roof penetration, utilize return ductwork penetration in hallway for new supply and return ductwork and remove unsued flexible ductwork above false ceiling but below hard ceiling in rooms 36 and 37. Demolish one ceiling mounted mini split air conditioning unit including evaportor, condenser, ACR piping and electrical controls, one ceiling mounted air diffuser inthe hallway and two wall mounted thermostats in room 37.
Repair the T-bar ceiling at hallway diffuser and mini split unit locations and wall at thermostat removal locations. We are to install one roof mounted heating, air conditioning and ventilating unit, sized to meet the area being served, approved for coastal installations, and be factory coated with corrosion resistant material. Install condensate piping, ductwork, supply registers, return register, variable volume, modulating supply duct damper in room 36, thermostats and all electrical supply equipment.