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Energy-Efficient Low-Income Apartments

…an airtight building. Fresh Filtered Air After units have been air sealed it is important to provide fresh air while retaining the heat in living units. This can be…

Retrofit for Energy Efficiency

…gets a diagnostic baseline that can be used to measure the impact of any improvements made. For example, air leakage is measured before work begins and again after air sealing…

Zero Energy: the Ultimate in Green Building

…zero energy buildings – have ducted fresh air systems that provide a constant supply of fresh filtered air, manage moisture, remove particulates and other outdoor air pollutants, and expel indoor…

Why Build Zero Energy Homes?

…found in conventional homes. Air Pollutants Indoor contaminants can accumulate inside highly airtight buildings due to lower building air leakage. Contaminants exist in all buildings, but here again, the health…

Mandalay Homes: Zero Energy Grid-Integrated Neighborhoods that Solve the “Duck Curve”

…Aerobarrier: The newest addition to Mandalay’s energy suite is a new air sealing system that is relatively inexpensive, highly effective, and consistent. Aerobarrier injects an airborne aerosol mist into the…

How To Sell Zero To Anybody

…IndoorAir Plus. An Exceptionally Comfortable and Quiet Home The high level of air sealing and insulation means there are no drafts, no hot and cold spots — just steady…

Warmer Climate Construction and Design Considerations

…dominated. (You can find the heating and cooling dominance of your state here.) Homes in colder climates use more energy for heating than those in warmer climates use for air-conditioning….

Zero Energy Builder Profile: Anthony Aebi of Greenhill Contracting Inc.

…robust air sealing detail against soil gases. His windows – triple-paned, inert gas filled, low-E – exceed Energy Star performance criteria by at least 30%. Anthony Aebi, Greenhill Contracting, Inc….

A Roadmap to Building Affordable Zero Energy Homes

…Both double-stud walls and insulating sheathing can be very cost effective. Keep it tight. Air seal to no more than 2.0 air changes per hour at 50 Pascals. Leakage as…

Zero Energy Proves Profitable in Vacation Rental

…money and are still attractive so we could put most of our resources into a high-performance building envelope, with triple-pane windows, SIPs construction, and careful attention to air sealing. Good…

Redefining Healthy Homes in the Age of Climate Disruption

Increasingly builders and homebuyers are becoming aware of the importance of indoor air quality to the health of a home and its occupants. Properly built zero energy homes are air-sealed…

Simple, Effective, Affordable Indoor Ventilation

…fan to exhaust air and another fan to supply air. This is a “balanced system” and it has the advantage of delivering outside air to specific locations. Generally, you would…

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