GRABEN, Germany — Ian Jack, of Blower-Door-XXL (Lemgo, Germany), was recently recognized by Guinness World Records for executing the world’s largest blower door test. Jack achieved the record using 15 ...

Energy codes are emerging or being updated nationwide. As air leakage testing becomes a requirement, some testers wonder what value it adds over informed visual inspections. Arguments about equipment ...

It helps you determine what it will cost to heat, and what you should do to seal it up. When Greening Homes did the blower door test on my 100-year-old house before we renovated it, they couldn't even ...

Did you know that the average home has enough air leakage to add up to a two-foot-square hole 1? That’s the equivalent to leaving a medium-sized window open 24 hours a day 1. Most homeowners would ...

You spend precious pennies on your power bill every month. You may not realize pennies are wasted when your home isn't properly sealed. So how do you know if your home is airtight? One way is to give ...

With winter upon us, a favorite gadget of CNET's Martin LaMonica is a blower door, a green building tool for measuring air flow and finding leaks. Martin LaMonica is a senior writer covering green ...

Those amendments included adopting a lower efficiency grade on the blower door test, eliminating some insulation requirements for pipes and delaying testing requirements until 2016, Tschida said. “The ...