The S-Classâ„¢ 35- to 50-ton packaged rooftop line features single-zone, bypass zoning, and zoning applications for commercial buildings. The units have a rating of up to 10.8 EER and 13.2 IPLV. Some ...

Available in 3-5 ton gas/electric, electric/electric, and heat pump models, the Z-Series™ commercial rooftop packaged units fit many of today’s most common curb sizes. According to the manufacturer, ...