Fine EE folks,I've got to go the ALTERNATIVE COMPLIANCE PATH for ASHRAE 62.2, and I need help with the NATURAL INFILTRATION CREDIT. Either ...Tables where these have been worked out for different…Continue
I’m failing IECC 2012 with the HRVs we’ve been using – Honeywell . (See specs below that I entered into REM for another rating.) I’m getting error/fail messages that the fan efficacy isn’t what’s…Continue
Folks,Let's say I have a client who's building slab on grade and intending to certify E-STAR. I'm in CZ 5B. According to the Thermal Enclosure Rater Checklist, they must insulate the slab to R-5.In…Continue
Can someone weigh in on what's involved to change out an 80 percent furnace (or worse) to a 90 percent (or better)? In terms of both work scope AND cost? Take out the furnace, and what's the cost…Continue
A valuation premium for green homes and energy efficiency is a lot like Schrödinger’s cat, says a new study released by the Colorado Energy Office. If you expect to see a high-performance home sell and appraise for more, it probably will.…Continue
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 residential building, and one affluent enclave close to Denver is even…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 looked back.
“I had heard about energy audits, and I was Googling…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 fast.
Rick works for a green-home builder, and he got a lot of…Continue