Part 1: Evaluation of Mini-Split Heat Pumps as Supplemental and Full System Retrofits in a Hot-Humid Climate

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Part 1: Evaluation of Mini-Split Heat Pumps as Supplemental and Full System Retrofits in a Hot-Humid Climate

More stringent energy efficiency standards and the demand for higher efficiency are increasing the popularity of technologies such as mini-split heat pumps (MSHPs). The market for ductless heat pumps is growing 10–30% annually. The U....

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Editorial: My Apartment in Tokyo

Author: Alan Meier
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April 30, 2016

Every time I visit Japan I learn something new, and my most recent trip was no exception. This time I stayed in an apartment, which exposed me to several new energy-related devices. First, what’... [continue reading]

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Letters: 600 Kilo-what?: Fall 2017

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August 01, 2017

I don't understand the featured article on the Home Energy website this month (“Measured Performance of Heat Pump Water Heaters,” HE online Summer ’17). It claims that the average electric consumption of clothes ... [continue reading]

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Transportation Energy Savings

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October 03, 2017

The next frontier of home energy savings is in the garage. [continue reading]

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New and Notable: November/December 2013

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November 01, 2013

NYSERDA’s HPwES Program Completes 50,000 Projects The New York State Energy Research and Development Authority (NYSERDA) recently announced the achievement of a major milestone for its Home Performance with Energy Star (HPwES) program, with ... [continue reading]

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Fall 2017 Calendar

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August 01, 2017

September 12–14 Contractor Leadership Live (Penton) September 22–October 1 Twelfth Annual North American Passive House Conference [continue reading]

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Back Porch: Nexia: Connecting Homeowners, HVAC Installers, and Dealers

Author: Tom White
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August 31, 2016

This past May at Parks Associates’ CONNECTIONS™: Connected Home Conference, I had the opportunity to speak with George Land, General Manager of Nexia—a consumer-facing brand for connected home solutions within Trane&... [continue reading]

Degree Days Shuffle

Jim Gunshinan

Degree Days Shuffle

A 2015 study, “Impacts of global warming on residential heating and cooling degree-days in the United States,” comparing heating ...

Cool—and Warm—Clothing

Jim Gunshinan

Cool—and Warm—Clothing

“Why do you need to cool and heat the whole building? Why don’t you cool and heat ...

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