Zehnder Rittling offers Fan Coils. Their solution for efficient and energy-saving heating and cooling is the simple to install. Zehnder Radiant Ceiling Panels and Rittling Induction Units represent an energy-efficient heating and cooling solution.

Zettler Controls Inc. is a US-based renowned HVACR component manufacturer with an extensive offering of relays, thermostats, transformers, heat sequencers, temperature sensors, and fan centers.

Zimmer's Heating & Cooling business has expanded to include residential, retail, and commercial heating and cooling.