Remodeling to Zero Energy: Inspiring Stories

…on added insulation and by sealing air leaks. Installing a clothesline was one of the first things they did to reduce their energy usage. The couple also made a few…

Zero Energy Multifamily Buildings: Three Case Studies

…tight with triple paned windows, high R-Value insulation, and a combination of high solar heat gain and efficient heat pumps for heating. In April 2015, the New York State Energy…

Carlsson Family Home

…3” exterior EPS foam to the outside of the foundation walls, and 6” of EPS insulation under the slab and footings. The home was placed back down and the original…

Schools Should Buy Books not Energy

…free solar heat in winter. Daylighting can slash lighting costs, especially since schools are used primarily during daylight hours. Extra insulation, better air sealing and other improvements to the thermal…

Simple Techniques for Lowering the Cost of Zero Energy Homes

…plates, etc.) reduced material and labor cost. More insulation and air sealing did increase costs slightly, but reduced the need for solar electric panels resulting in a net reduction in…

Ted Clifton on Zero Energy Plans and the Future of Zero Energy Homes

…foam insulation below, and a perimeter insulation of R-10 down to the tops of the footings. The 6-1/2″ Neopor SIPs walls are about R-28 for the assembly, and the 10-1/4″…

Don’t Buy a New Home that Sucks!

…bill, most new homes fall woefully short when it comes to common energy efficiency measures such as proper insulation and systematic air sealing – even when they are cost effective….

How To Improve Indoor Air Quality in Zero Energy Renovations

…you are adding insulation to your home, use rock wool or cellulose for insulation to avoid adding toxic chemicals, often contained in fiberglass and spray foam. During a major renovation,…

Four Steps to Zero Carbon Buildings

…energy efficient than natural gas equipment. In conjunction with building insulation and air sealing, going all electric will dramatically cut overall energy use and carbon emissions while increasing comfort and…

Net-Zero vs Passive House: What are the Similarities and Differences?

…the house, such as window and door frames. High-performance energy-efficient windows. Thick and continuous insulation through the entire building envelope. Insulation acts like a blanket around your house (similar to…

My Net Zero Home Got Me Through a Wisconsin Winter — Here’s What I Learned

…of insulation and the hours spent sealing up every hole and seam could be partially offset by replacing a standard forced air gas or oil-powered furnace and separate air conditioner…

Exterior view of front entrance of home; blurred man and woman stand in doorway conversing; path leads up to entrance, flanked by garden; in the fore and small sign mounted on a post displays the "Pearl Certified" logo - photo

Pearl Home Certification: Leading the Way to High Performance

…home certification programs provide a framework for comprehensive assessment of these performance features, such as insulation, HVAC, and solar energy. Home certification assessments then help homeowners take steps to make…

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