The Cooling Tower Specialists: Water Treatment, Repair & Maintenance Mission TRS has set itself apart from our competitors by our guarantee of excellence. As well, our focus on integrity, craftsmanship, and environmental responsibility makes a difference. Description We are based in Denver providing full-service programs for water treatment and equipment for cooling towers, boilers, and closed loop systems. We are committed to your complete satisfaction. TRS Inc. provides guaranteed performance of repair services for one year, and specialty coatings applications have a five-year warranty on labor and materials.