 Model WGS (available in vertical air flow only) and HFS (horizontal or vertical air flow available) direct-drive fluid coolers are easy to install and maintain, yet are ruggedly designed to handle all applications. Available in a variety of sizes, the WGS and HFS units have design features ideal for the commercial/industrial locations. Specifically engineered for outdoor installations, the cabinet is constructed of heavy gauge aluminum or pre-painted galvanized steel to resist corrosion in all climates.
Additional design features include:
- Fully baffled fan sections to prevent windmilling
- Single-point wiring to junction box
- Balanced fans, featuring heavy gauge aluminum blades riveted to plated steel spiders
Direct Drive Fluid Coolers Installation & Operation Manual (Part # 25000102), H-IM-68) 
Chandler Direct Drive Fluid Cooler Technical Bulletin, April 2007
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