What is Drain Water Heat Recovery?
Answer this...when you take a hot shower, what happens once that HOT water goes down the drain and how do I reuse the energy? That is Drain Water Heat Recovery!
A "DWHR" can capture waste heat energy and be used to heat NEW incoming water, saving money & energy, as well as the life of your hot water tank. It also works well with Geothermal, Solar and Tankless (on demand) Water Heaters.
In residential and commercial applications, all the…
We did a study for CMHC back in the early 00's looking for great examples for a series of case studies that required collecting a ton of info on many projects. CMHC published only 3 of 24 case studies, but…Continue
Environmental Leader recently described legal challenges faced by a business coalition supporting the “Clean Power Plan.” Aside from the Supreme Court’s intervention, the coalition “is fighting more than …Continue
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’s this gadget attached to the wall? (See photo below.)
Reading the Japanese isn’t terribly informative, because the label just says it’s a “peak alarm unit.” The apartment’s owner pays the…Continue
Affordable apartment buildings are home to more than 10 million American households, making them a backbone of U.S. housing stock. They also waste a lot of energy.
In fact, energy efficiency measures are far less likely to be found in multifamily buildings than any other type of housing, according to a 2011 report by the U.S. Department of Housing and Urban Development.
Several hurdles have stalled upgrades: building owners lack access to capital, utility-run efficiency…Continue
Added by Amber Vignieri on May 27, 2016 at 2:12pm — No Comments
Added by Amber Vignieri on May 25, 2016 at 12:00pm — No Comments
Each year, Habitat X engages in a search for up-and-coming young professionals in the home performance industry. We take applications from individuals who are less than 40 years old, and we ask them to iterate a focused vision of an industry future that we think is far-reaching but plausible. We then choose one person from among these applicants who is poised to make important…Continue
A 15 year-old affordable housing development in downtown Ionia, Michigan won the 2015 Michigan Battle of the Buildings energy saving competition for apartments. Building upgrades and subsequent systems optimization to the 39-unit complex were completed in April 2015. Through March 2016, these upgrades have cut gas…Continue
Added by Amber Vignieri on April 29, 2016 at 11:37am — No Comments
Added by Igor Mitbarg on May 8, 2016 at 9:10am — No Comments
Rainwater harvesting is a system which requires a two-step process. The two major events in rainwater harvesting are catchment and storage. The first hurdle is developing an adequate method of collection. Once the rain is collected, a proper and large storage system is required. The complexity and size can vary dramatically. The simplest methods involve the rerouting of gutters into an above ground rain barrel up to a complex system of catchment dishes, filters, pumps, ponds and…Continue
Added by GBRI on March 24, 2016 at 3:30am — No Comments
The U.S. Department of Energy's Better Buildings Home Upgrade Program and Home Energy Information Accelerators work with partners across the nation and are making important progress in lowering the costs of energy upgrade programs, while improving overall program effectiveness and enhancing access to information on home energy performance for consumers. These efforts help…Continue
Added by Lester Shen on March 17, 2016 at 10:52am — No Comments
Added by Amber Vignieri on April 5, 2016 at 11:11am — No Comments
RESNET convened its Building Performance Conference in Scottsdale this March, a hospitable time of year in the Arizona desert. I roamed the sessions, and a few of the bars, to keep abreast of developments in home energy rating and performance.
2016 PRIORITIES: IMPROVING QUALITY AND LOWERING COSTS OF HOME BUILDING
The many young attendees wearing new company jerseys at this year’s conference were a sign that the energy-rating business, at least for new homes,…Continue
Added by Tom White on April 25, 2016 at 1:00pm — No Comments
Fitness wearables inspire people to change; to exercise more in order to meet their daily goals. These sophisticated gadgets gather previously untapped data about our everyday lives to give us a better understanding of ourselves – otherwise known as the “quantified self.”
Like fitness wearables, exposing how we’re using energy can unlock our collective potential to reduce our electricity bills and our…Continue
It turns out that one of the most valuable remodeling options is one you can’t see. That’s the conclusion of the recent Cost vs. Value Report by Remodeling magazine, which compares the average cost for popular remodeling projects with the value those projects retain at resale value in 100 different U.S. markets. For…Continue
Addison Homes won the Southern Home & Garden Bridge Award for Green Building for the third consecutive year.
Produced by the Home Builders Association of Greenville and the Sales & Marketing…Continue
Reposted from i.e., the Center for Energy and Environment's Innovation Exchange blog -- http://mncee.org/Innovation-Exchange/ie/
In the early 1960s, "The Jetsons" treated TV audiences to a cartoon future filled with jetpacks, flying cars, and helpful robot maids named Rosie... Swap Rosie for Alexa, and 50 years later we're edging closer and closer to realizing that colorful vision…Continue
Added by Lester Shen on March 28, 2016 at 11:45am — No Comments
A curious situation has recently arisen in electricity grids around the world: The wholesale price of electricity has occasionally gone negative. This means that the market will pay customers to use electricity. The grid in Texas experienced negative prices last September. Soon afterward, a Texan retail electricity provider—not to be confused with a utility—began offering residential…Continue
Added by Home Energy Magazine on March 10, 2016 at 11:29pm — No Comments
Originally published on Feb. 22, 2016 on RMI Outlet.
By Douglas Miller (Rocky Mountain Institute) & Laura Reiter (Cineflix)…Continue
Added by Douglas Miller on February 22, 2016 at 2:00pm — No Comments