Builder-Installed Electrical Loads

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Builder-Installed Electrical Loads

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Hot Water
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Are You Getting into Hot Water?

premium CONTENT
September 01, 2003

We've come a long way in making hot water more efficiently. The next place to cut waste is in the distribution systems. [continue reading]

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Solar Water Heating Up

premium CONTENT
May 01, 2002

A wide range of options exist for ready-to-install, readily certified solar water heating systems. To further heat things up, government and utility incentives are expanding. [continue reading]

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Tankless Water Heaters

Author: Ed Wyatt
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May 01, 2002

    Q:    It seems like I waste a lot of water while waiting for the hot water to get to my faucet. I have heard that tankless water heaters can ... [continue reading]

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Building a Boiler Side-Arm

Author: Michael Lamb
archive CONTENT
November 01, 1999

A boiler is generally more fuel efficient than a standard gas water heater, especially when the boiler is fully loaded. [continue reading]

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Money Down the Drain: Controlling Hot Water Recirculation Costs

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November 01, 1999

Energy use for domestic hot water (DHW) is the second largest component of a multifamily building's energy budget; it is surpassed only by heating in cold and mixed climates. [continue reading]

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Fuel Use in Multifamily Buildings

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November 01, 1999

Multifamily buildings with more than five units make up about 17% of all U.S. housing, yet scant information exists on the fuel use of these building in specific locations (see "Multifamily Statistics"). [continue reading]

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Ground Source Heat Pumps Dig In

archive CONTENT
September 01, 1999

Ground source heat pumps (sometimes called geothermal heat pumps, Geo-Exchange Systems, or GHPs) most often exchange heat with the ground by means of a ground heat exchanger. [continue reading]

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Calculating Water Heater Energy Use

archive CONTENT
July 01, 1999

Have you ever wanted to calculate how much energy a water heater would use annually in a given household? To make this task easier, Lawrence Berkeley National Laboratory (LBNL) has developed a straightforward equation that produces results close to those of simulation programs--without their baffling complexity. [continue reading]

Top 10 Tips for Residential HVAC Sales People in 2018

Steve Gadsby

Top 10 Tips for Residential HVAC Sales People in 2018

Selling to consumers in the residential HVAC market has changed over the last 10 years. The days of formality in a ...

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Jim Gunshinan for Leo Ranier, LBNL

More "Buzz" from ACEEE Summer Study—The Invisible Energy Mortgages in New Homes

You probably never considered the power consumption of those Ground-Fault Circuit Interrupter outlets (fondly known as GFCIs) in bathrooms, kitchens, ...

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