Specifications include, but are not limited to:The scope is to Replace the HVAC units. LOCATION: Department of Transportation, 3901 East US Highway 80, Odessa, TX-79761. B. Section Includes: 1. Contract description. 2. Work by Owner or other Work at the Site. 3. Owner-furnished products. 4. Contractor's use of Site and premises. 5. Future work. 6. Work sequence. 7. Owner occupancy. 8. Permits. 9. Specification conventions. 1.2 CONTRACT DESCRIPTION A. Work of the Project includes alteration of Roof Top units Air cooled condensers and Heating units. 1. Background There are Twelve (12) Air Cooled Condensing units in Three (3) pent houses of Building no 068068. Each pent house has four (4) DX condensing units. The pictures attached. These units (Condensing units) shall be replaced with new. Also there are twelve (12) Lennox condensing furnaces (with DX coils) ( called as Pulse units). 2. General: a. Qualifications and Standards. All the equipment must be from the manufactures who is engaged in manufacturing the units for a minimum of 10 years and Units must be certified in accordance with AHRI Standard 210/240 and NEC.