1. Provide all labor and materials as required to install minimum 126,000 BTU air conditioning system: System shall include one (1) rear in-wall evaporator (65,000 BTU), one (1) front in-wall evaporator (65,000 BTU), two (2) skirt mounted 3 fan condensers with closeout, two (2) TM-21 compressors, appropriate engine mount kit(s) for TM-212 compressors. Flush mounted ABS front and rear covers shall be provided with four (4) air vents and two (2) front mount filters for easy service. Front cover shall include one (1) air vent that is focused on the driver. Air conditioning system shall have a three (3) year unlimited warranty. 2. Lawrence County Transportation Department will provide all labor and materials to (a) remove existing 200-amp alternator and install a minimum of 270-amp alternator and (b) install automatic fast idle system in each bus