The City of San Antonio is soliciting proposals for a contractor to provide cooling towers cleaning services to include furnishing the necessary labor, materials, service equipment, tools, transportation, and methods of communication, supervision, service reports, and supplies. The cleaning services required consist of, but are not limited to: cleaning cooling towers to remove the following: scaling, bio-deposit, biological growth, debris, sediment, sludge, etc. In addition, the services include filling the cooling towers, testing the cooling water for pH and disinfectant level after cleaning and providing service reports. This solicitation does not include industrial water treatment. Applicable Product Categories: 91036 – Heating, Air Conditioning, and Ventilation Maintenance, Repair and Installation Services 94155 - HVAC Systems Maintenance and Repair, Power Plant 91017 – Energy Computerized Control System (HVAC, Lighting, Utilities, etc.) Installation, Maintenance and Repair Services 92830 – Cooling, Heating, and Ventilating System (A/C System, Hoses, Water Pump, Radiator, Heater and Accessories, Ventilation, etc.) Maintenance and