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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The First Practical Heliostat
Product Review
Practical Solar has introduced a simple heliostat system to reflect sunlight into buildings for lighting and space heating; future applications will include water heating and electricity generation.
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Matrix Total Home System Offers All-in-One Efficiency
Product Review
The Matrix Total Home System from NTI is an energy-efficient mechanical system that includes forced-air and hydronic heating as well as energy recovery and ventilation in one space-efficient unit.
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Top-Performing Pellet Stoves
Product Review
High-efficiency pellet stoves from Quadra-Fire and Harman Stove Company offer heat from a renewable source with low particulate emissions.
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Coolerado: Evaporative Cooling Without Added Humidity
Product Review
As an indirect evaporative cooler, the Coolerado provides cool air without adding moisture. Its innovative technology also delivers lower temperatures than conventional evaporative coolers, and it's much more efficient than conventional central air-conditioners.
In The News
We break news down to the essentials and provide expert analysis.
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Coolerado Makes Solar Air Conditioning a Reality
News Analysis
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Trane Completes Transition to Ozone-Safe R-410A
News Brief
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People Get Sicker in Overcooled and Overheated Buildings
News Brief
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Conserval Introduces Rooftop PV and Thermal Modules
News Analysis
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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