This opportunity is for the replacement of four fan-coil HVAC units at the Aircraft Control Tower, Building 1806, at Columbus Air Force Base, MS. The contractor must provide all labor, materials, tools, transportation, and equipment to complete the work per the Statement of Work and applicable codes. This is a sources sought notice for market research purposes only, and no award will be made from this posting. No budget amount or submission timeline is specified. The location for performance is Columbus Air Force Base, MS.