Jeff Greenberg

April 10, 2017

Video: Interior Air Sealing for Maximum Energy Efficiency

This video, part of a series from the Oregon contractor Hammer & Hand, describes how to air seal the interior of a home to maximize the effectiveness of super energy efficient, European “Passive House” style windows. We find this article […]
April 10, 2017

How Blower Door Assisted Air Sealing Helps Find Leaks and what to do about your attic now

Using a blower door–a device that sucks the air out of your house to simulate an especially windy day–is the best way to identify where your house leaks. For many of us, a thousand little pin pricks in your home […]
April 10, 2017

Air Sealing Where YOU NEED IT

The graph below shows which structural air-leaks drive up energy costs the most, allowing you to maximize efforts toward reinforcing your home’s building envelope.     This image comes from
April 6, 2017

Video: Superinsulation Doesn’t Work if the Windows Leak

In this installment of Green Building Advisor‘s “Job Site Visits” series, building science guru Joe Lstiburek explains why insulating a house to the highest standards won’t do much good if the home still has significant air leakage.