Marc Rosenbaum’s 13 Best Practices for Zero Net Energy Buildings (ZNEBs)

(This is a synopsis of a peer-reviewed article by Marc Rosenbaum, found in the Fall 2014 edition of BuildingEnergy magazine), and a preview of what’s in store for students of Marc’s BuildingEnergy Masters Series Course, Zero Net Energy Homes. A zero net energy building is one that uses no more energy annually than its renewable […]

A Bottom Liner Report from Peaks Island, ME

Editor’s note: BuildingEnergy Bottom Lines is a peer-networking group for high performance building professionals. This is a recent post from member Steve Greenberg on the value he finds in learning from and sharing with his network group, Plan Bygg. Here I am, on an island off Portland, ME in the home of one of my […]

Heat Loss To The Ground (Part 2)

Part 2: Calculating Heat Loss Editor’s note: This is part two of a blog post on Heat Loss to The Ground by Marc Rosenbaum. If you missed part one, you can get it here. The THERM model also can yield an assembly U factor. In the case modeled, the assembly U factor is 0.36 BTU/hr-˚F […]

Heat Loss to the Ground (Part 1)

Ground heat loss does not equal ambient air heat loss. Sounds pretty straight forward, right? Well, it’s a lot more complex than that. I teach an online course about Zero Net Energy Homes. In that course, the participants learn to do design heat loss calculations and annual energy use modeling, among other things. One topic […]

BuildingEnergy NYC: What We Measure, Why it Matters

Creating an energy balance is the great challenge of our time; reducing quantity, producing quality. It is why we are gathering for the third annual BuildingEnergy NYC conference on October 16th, 2014. Reducing the energy load of our built environment is one of the most effective strategies available. Every watt or BTU that isn’t consumed […]

Net-Zero Energy Coalition Joins Us For BuildingEnergy 15

Big news for BuildingEnergy 15! We’re pleased to announce that the 2nd Annual Net-Zero North American Leadership Summit will be co-located with us at the Seaport World Trade Center for BuildingEnergy 15, March 3-5, 2015 (natch). We’re excited for this great opportunity to celebrate innovation in zero net energy technologies and practices with professionals from […]

Passive House Floor Plan #2

Mike Duclos – July 25, 2014 My BuildingEnergy Masters Series course, Passive House Design, is coming up in a little over a month. I want to share a sample of what we’ll be working with in the course, and how you’ll be able to use what you’ve learned to use Passive House Planning Package to […]

Why BE a Bottom Liner?

BuildingEnergy Bottom Lines is a peer-networking group for high performance building professionals. This is a recent post from member Joe Carry on the value he finds as a small business owner. Intuition, Information, Inspiration and Idealism Intuition There was really never any doubt in my mind that I wanted to be a Bottom Liner. From […]

How the Liberal Arts and a Semester in China Brought Me to Energy Efficiency

by Lauren Vunderink, NEEP Public Policy Intern “The future is coming fast,” Susan Coakley, founder and executive director of the Northeast Energy Efficiency Partnerships (NEEP) told us in a recent staff meeting. That statement reflects the atmosphere here at NEEP, … Continue reading →

Intrigue, deal-making, and a happy ending: Delaware passes landmark efficiency bill

What a cliff hanger! In the fight to expand energy efficiency in Delaware, we had an uphill battle, a gritty gang of advocates, steadfast civil servants, a reluctant lawmaker. And somewhere in there, some extraordinary legislative maneuvering. Maybe not ready for … Continue reading →