Designed for telecommunications, industrial, computer room, and high-density network applications,Liebert's(Columbus, OH) new Deluxe System/3(tm) Upflow DX units are available in 6- to 30-ton models. A full range of models provides precise, economical, energy-efficient cooling for a variety of room configurations, says the company. Improved engineering design maximizes installation flexibility, reliability, and cost-effectiveness for cooling critical equipment, while enhanced features improve delivery of cooling, humidity control, air flow, and filtration for both ducted and non-ducted applications, the company says.