Specifications include, but are not limited to: Replacing HVAC components at Building 423, located at 109 Pesche Circle, Suite 423, Bangor Maine. The Department of Defense, Veterans and Emergency Management (Department) is seeking proposals to replace various HVAC cooling and heating components on twelve (12) Fan Coil Units and replacement of two (2) circulator pumps. The existing Fan Coil Unit components (3-way valves heating and cooling) are inoperable and the circulator pumps must be changed to allow for changes to the heating side of the fan coil units. The cooling side will remain as new 3-way valves, but the heating side will be changed to new 2-way valves with new circulator pumps as stated in Part II Scope of Services