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ESWA Highlights Design Features Maintenance Features Drive Systems
Optional Equipment Unit Specifications Thermal Performance Low Sound Solutions
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Operation & Maintenance Bulletin Rigging & Assembly Bulletin


The ESWA Closed Circuit Cooler is an Advanced Technology, induced draft counterflow design closed circuit cooler featuring EVAPCO's patented THERMAL-PAK® COIL - the most efficient in the industry. The counterflow design provides the ESWA Closed Circuit Cooler with inherently better operational and maintenance features. The ESWA is now standard with CTI Certified Performance including the Super Low Sound Fan option. These features are described below.


Superior Air Inlet Louver and Screen Design
The air inlet louver screens are non-corrosive PVC with a multi-pass design to prevent water splashout, and to prevent sunlight and debris from entering the basin. This unique louver design completely encloses and protects the circulating the water system and heat transfer surfaces. The potential for algae formation is greatly reduced since direct sunlight is blocked out from the basin area. Biological growth is further inhibited because the 3/4" openings block leaves and biological contaminants from entering the circulating water system.