The U.S. Army TMDE Activity (USATA) has a requirement to procure maintenance and repair/replace of its laboratory environment systems located at its TMDE Support Center, Letterkenny Army Depot, 5240 Technology Avenue, Chambersburg, PA 17201. The maintenance and repair/replace shall include the following specifications or equivalent (if not brand name): Replace (4) Units in Lab, Including: • (4) Replacement Evaporators on Existing Indoor Units (Metal structure to remain - replacing internal components) • (4) Replacement Condensing Units • Replace Rooftop units via crane • Remove existing Temp/Humidity Controller for each of the four (4) labs and replace with PLC Controller • PLC controller to be housed in a new 24x24 NEMA Enclosure • Provide a new stand along PC with VT SCADA to monitor, trend and store all data • Program PLC's to match existing HVAC controls • Install new control panels and interface to existing equipment • Startup/Training of new control system Place of Contract Performance: Chambersburg, PA 17201