Heating & Cooling
HVAC—heating, cooling, and ventilation—is responsible for more than a third of energy use in commercial buildings in the U.S. Smart designs can easily save upwards of 40% of that energy, often with strategies that offer instant or short payback. And good design that focuses on thermal comfort supports healthier, more productive occupants.
Heating & Cooling
Deep Dives
Get up to speed on complex topics. You can also earn CEUs and download PDF Spotlight Reports.
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Quick Takes
Jump straight to the essentials with these short explanations of green building concepts.
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Product Guidance
Unbiased information from our product experts helps you separate green from greenwash.
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Greenest of the Green Energy-Saving Products from Greenbuild
Product Review
The Greenbuild 2015 expo featured some exciting innovations, including a DC-powered “net-zero energy zone.”
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Sewage-Source Heat Pumps Turn Wastewater to Warmth
Product Review
International Wastewater’s heat pumps provide heating or cooling using sewage and don’t require dual plumbing.
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New Ground-Source Heat Pumps Saving Energy and Dollars in Commercial Applications
Product Review
WaterFurnace’s CLW Chiller “geothermal” heat pump also uses excess heat and cooling within a building to provide energy-efficient HVAC.
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Next Up in Heat-Pump Refrigerants: Carbon Dioxide
Product Review
Japanese manufacturer Mayekawa is leading the charge with three CO2-based products for commercial buildings.
In The News
We break news down to the essentials and provide expert analysis.
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Data Center with Supercomputer Also Super-Efficient
News Brief
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Study: Biofuels Reduce Carbon but Cause Other Problems
News Brief
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Berkeley Breakthrough Opens Potential for "Smart Windows"
News Brief
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EU May Be Underestimating Biofuels GWP
News Brief
Perspective
Thought-provoking opinions from the most trusted minds in sustainability.
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Learning Resources
Syllabus supplements and CEU content, with automatic reporting for AIA and GBCI.
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Just For Fun
Something weird happens every April at BuildingGreen...
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