Withair® Variable Speed Water Source Heat Pumps Imagine a product that delivers superior comfort and performance while reducing operating cost. Every building should have an HVAC system that delivers maximum comfort and efficiency without compromise. Which is why Withair® maintains a lineup of water-source heat pump systems with a wide variety of configurations and designs to ensure compatibility and performance. Vertical, horizontal, rooftop and console installations are supported, as well as buildings with either three-phase or single-phase electrical service. Regardless of the configuration, every Withair® system is built to provide dependable performance day after day, year after year.

Demand for HVAC equipment in commercial buildings is projected to advance 3.3 percent per year through 2021 to $12.3 billion with 58 percent of all HVAC equipment sales. Although larger than the residential market, commercial demand gains will increase at a slower rate due to an expected slowdown in