All Blog Posts Tagged 'climate' (6)

Mini-Split Heat Pumps are Quirky, Especially their Capacity

Mini-Split Heat Pumps are Quirky and Still Effective

The name "mini-splits" generally refers to heat pump systems with one outdoor unit and one or several smaller capacity air handlers. The efficiency of their operation comes via the inverter compressor and variable refrigerant…

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Added by Chris Laumer-Giddens on September 17, 2014 at 1:32pm — 6 Comments

Thermostatus: The latest on Thermostat legal status

Many pros already know that a standard upgrade is to install a Honeywell IAQ thermostat! That's why you simply must take a look at this analysis on the Thermostat Wars, Honeywell versus Nest, which now threaten to pre-empt even the infamous browser wars, and cause consternation within the industry:…

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Added by Tom DelConte on February 16, 2012 at 5:30am — 12 Comments

The Bumpy Road to Net Zero Energy

By Alan Meier



It’s easy to lose the longer perspective when we are involved in day-to-day efforts to save energy. That’s why I want to focus on a single home—Danny Parker’s house in Florida—to illustrate the bumpy road to zero energy use. The figure on the right shows 21 years of electricity use, along with many of the major events in Danny’s household. (Follow the green…

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Added by Home Energy Magazine on July 11, 2011 at 12:30pm — 16 Comments

New Label for Things Made from Wind Energy

I am composing this blog post on a computer that was likely assembled in a factory that runs on electricity made from coal. The aluminum for the case and other parts of the computer probably came from a smelter powered by natural gas. The electricity powering the computer here in California could come from a combination… Continue

Added by Jim Gunshinan on February 10, 2011 at 3:30pm — No Comments

Goodbye to the Light Bulb We All Know and Love

You know which light bulb I mean. It’s the one you’ve burned your hands on when trying to unscrew it too soon after it’s been turned off. It’s the one you put in the lamp in your living room to read by in your comfortable chair; the one you use to light the stairways at night. It’s the 100-watt incandescent that uses… Continue

Added by Jim Gunshinan on January 14, 2011 at 11:00am — No Comments

TopTenUSA: The most energy efficient products

TopTen USA is a new non-profit organization that makes it easy for consumers to find the most energy efficient products. World Wildlife Fund is a partner in TopTen USA and blogs about the new website:

Help…

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Added by Diane Chojnowski on November 10, 2010 at 3:30pm — No Comments

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

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Dale Pickard replied to Rod Fox's discussion Does altitude affect AFUE? or just the input/output BTUs?
"Hans, The car manufacturer's are doing it with mass flow sensors and oxygen sensors…"
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Dale Pickard replied to Rod Fox's discussion Does altitude affect AFUE? or just the input/output BTUs?
"I was trying to avoid naming manufacturers, but I was going by the published information for the…"
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Eric Kjelshus replied to Rod Fox's discussion Does altitude affect AFUE? or just the input/output BTUs?
"I look at this not about AFUE,  but flue gas dewpoint.  If your burn rate is rotting the…"
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Bob Blanchette replied to Kirsten Richnavsky's discussion Crawl spaces and attics: OSHA to implement new rule on confined spaces
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Morgan M Audetat replied to Rod Fox's discussion Does altitude affect AFUE? or just the input/output BTUs?
"Though Viessmann is relatively unique in the application of Lambda technology to condensing…"
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Eric Kjelshus replied to Rod Fox's discussion Does altitude affect AFUE? or just the input/output BTUs?
"The heat exchanger gets burnt out, if presser is to high or if mix is to rich, then I see holes in…"
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