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…Continue
Zero Energy Home Friends,
My daily PV output from a 6.56 kW PV system has averaged 22.7 kWh/day over the last two years.
irrday= cumulative kWh/m2/day plane of array
pvptmp= array temperature (F) taken on back on one of the modules
Added by Danny S. Parker on August 17, 2014 at 12:55am — No Comments
Cities grafting green-building certifications like LEED into commercial building codes is nothing new, and a number of places like Dallas, Atlanta, Boston and Scottsdale have had such requirements in place for a decade or more.
What’s happening now is that cities are doing likewise with…Continue
This is my first post, so please forgive the lengthy background. Thanks for allowing my participation.
Having cleaned buildings (or supervised cleaning)…Continue
Added by Allen Rathey on May 20, 2014 at 4:52pm — No Comments
Netflix, you were right. I liked Downton Abbey. And thanks, Amazon I do want to read Michael Lewis’ new book. I still can’t figure out how Google knows I have a new dog.
Even if at times it feels a bit eerie, such ‘consumer-of-one’ marketing is a convenience many of us have come to appreciate. And it’s an approach now embraced by most major retailers.
The exception? You’ve guessed it: the ever-old fashioned electric utility.
It happened again yesterday: a new record (tell me if you know of a tighter house in Ontario if not Canada!) for air tightness was broken in Oakville by Certified Passive House Consultant (CPHC) Ed Marion of Passive House Ontario.
And this was just a pre-drywall test, so it can only get better from here.…
The Appraisal Institute has developed a Residential Green and Energy Efficient Addendum. The Appraisal Institute Green Addendum is the first residential energy efficiency appraisal report addendum developed by appraisers, for use by appraisers when appropriate. This report evaluates items of high performance housing for consideration by appraisers.
Measuring the Value of Home Energy Efficiency
The Appraisal Institute Green Addendum will serve as a tool for…Continue
Added by Everblue Training on April 30, 2014 at 5:39am — No Comments
The U.S. Department of Energy (DOE) released the Home Performance with ENERGY STAR Sponsor Guide and Reference Manual (v1.5) (Sponsor Guide), a technical operations guide for the national Home Performance with ENERGY STAR Program.
First conceptually introduced at the 2012 ACI National Home Performance conference in Baltimore, Md., the Sponsor Guide is the result of more than…
Added by Cortney Krauss on March 19, 2014 at 10:55am — No Comments
In 2013, we published a blueprint with the National Home Performance Council that outlines a seven-step…Continue
Real estate investor Kassi Pelley had bought and sold a number of “fix-and-flip” homes in metro Denver when she fell down the rabbit hole of green building and certifications. She’s gotten a price bump – the “green premium” – on every home she’s upgraded and certified since, and she hasn’t…Continue
Rick and Joann Sandoval live in a green Ferrari – a souped-up, high-performance home loaded with energy-sipping systems and green-home features. But when it came time to refinance their house and capture value from those items, the Sandovals were going nowhere…Continue
Often, when homeowners make improvements to an existing house, the most important aspects of home performance – including safety, comfort, energy efficiency, durability, and environmental impact – are literally invisible during key steps of any home sale or refinance transaction.
One result is that energy…Continue
Back in the ‘80s, the Center for Neighborhood Technology and others helped the City of Chicago pass a residential utility disclosure ordinance that required the disclosure of heating bills when residential properties are sold or leased in the city. Why? Heating expenses constitute a significant home expense, and it’s important for consumers and Realtors to have access to this information.
Until now, complying with the ordinance could take up to two weeks: a Realtor submitted an…Continue
Here are some warnings about portable air conditioners to help you to be aware of their low energy efficiency rating when purchasing a new air conditioner. If you already have a portable air conditioner or if a portable air conditioners your only option to get some cooling,…Continue
We hope you can join EnergyLogic for the one of the best conferences available for home energy professionals - RaterFest! This year's retreat includes a great lineup of presenters, including Mark LaLiberte and Sam Rashkin (along with 12 other industry leaders). In addition to some truly incredible presentations, you will get to network with fellow energy professionals, enjoy delicious meals made from organic/local ingredients, and have one-on-one time with industry experts...all in the…Continue
Added by EnergyLogic Academy on April 30, 2013 at 2:28pm — No Comments
The LED light bulbs are versatile lights gadgets made to offer a more extended and cost efficient lighting answer. An LED gentle bulb is made for outside in addition to indoor spaces. it's possible to retailer a lot of LED light bulbs to achieve a top depth lights solution. LED light bulbs are frequently obtainable via online companies' in addition to native retail retail outlets. the very best LED mild bulbs are white in color and designed specifically for houses and places of work. The…Continue
Before drywall was installed, I tested the infiltration (air leakage) at the Proud Green Home (PGH) at Serenbe,…Continue
Atlanta, Georgia has a reputation for getting pretty darn hot, but it can also get pretty dang cold (No snickering from you Northerners, please!). Believe it or not, Atlantans use more energy to heat their homes than they do to cool them. The design temperature set by …Continue
Added by Chris Laumer-Giddens on March 6, 2013 at 11:30am — No Comments
My friends in energy efficiency have been patiently waiting for granite to fall out of favor as the sexiest way to improve your home, and add value when you…Continue
It's State of the Union time, and another union worth looking at is the state of value for high performance homes (HPH). The image below shows how value comes…Continue