Specifications include, but are not limited to: Building 6 –Recover and recycle or dispose of existing R22 refrigerant in systems (EOC-AHU-1 – EOC CU-1), (SHOPS-AHU-1- SHOPS CU-1). Building 7 –Recover and recycle or dispose of existing R22 refrigerant in systems (AHU-7 – HP 7) (AHU-7-1 – HP 7-1) per EPA requirements and certifications. Disconnect, Remove and dispose of associated electric heat building 7 (AHU-7 – HP 7). (AHU-7-1 – HP 7-1). Furnish and install 4 new 410-A complete matching systems Building 6 (AHU7-1 – HP 7-1). Furnish and install 4 new 410-A complete matching systems Building 6 (EOCAHU-1 – EOC CU-1), (SHOPS-AHU-1- SHOPS CU-1) and Building 7 (AHU-7 – CU 7) (AHU-7-1 – CU 7-1). Furnish and install new filter rack for 2 inch filter and furnish new pleated MERV 8 pleated filters for Building 6 (EOC-AHU-1 – EOC CU-1), (SHOPSAHU-1- SHOPS CU-1) and Building 7 (AHU-7 – CU 7).