Chillers and Towers

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Here's how wet heat technology helped a large college apartment building reach LEED-Silver certification, a Kentucky high school save up to 35 percent in monthly utility costs, and a local pizza restaurant go green.

Launched in 2010, the EnVisioneer of the Year Award competition recognizes North American end users, municipalities, building owners, or original equipment manufacturers that have introduced a new product, opened a new facility, or invested in a building or system upgrade within the past 18 months using Danfoss products or solutions to realize significant energy and/or environmental savings. 

The Trailblazer scroll chiller line features technology adopted from Daikin Applied’s AGZ chiller line, which offers performance and features that promote low cost of ownership from installation throughout the course of its life cycle. 

Founded by the late Robert H. Owens, in conjunction with Pat Rucker, in 1994, the group represents some of the best and brightest independent chiller service organizations in the country.

While traditional hospital HVAC systems often consist of chillers and boilers, other types of equipment are becoming more widely accepted in the health care market, including variable refrigerant flow (VRF) systems, air curtains, and geothermal heat pumps. 

Bardi Mechanical installs an intricate HVAC system to fulfill laboratory and biosafety requirements including HEPA filters and Greenheck laboratory exhaust fans for the Georgia Poultry Laboratory.

The Envision2 NXW Chiller provides water heating and cooling for a wide range of applications. 

The addition of variable-speed condenser fans and variable-speed screw compressors allows the AquaForce 30XA chiller with Greenspeed Intelligence to match load conditions, delivering exceptional part-load performance. 

HVAC manufacturers share their latest heating products — including photos, specifications, warranty info, and more — in this detailed showcase.

To help battle Legionellosis, which includes both Legionnaires’ disease and Pontiac Fever, ASHRAE is currently developing Standard 188P: “Legionellosis: Risk Management for Building Water Systems.” The fourth public review draft of the standard is expected to be approved and made available for public comment soon.