
Spotlight Article:
Calibrating Measurement Tools
To quote the wise Yogi Berra, “You’ve got to be very careful if you don’t know where you are going, because you might not get there.” In terms of ...
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Calibrating Measurement Tools
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To quote the wise Yogi Berra, “You’ve got to be very careful if you don’t know where you are going, because you might not get there.” In terms of ... [continue reading]

Static-Pressure Probes: Measuring Combustion Draft
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Looking for a draft in a flue by measuring just the pressure in the flue—with reference to the combustion appliance zone, or CAZ—is a bit like discussing the speed of a ... [continue reading]

Testing Duct Testers
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According to DOE’s Building America program data, typical residential ductwork efficiency is about 67%. That means that if you install a 90% efficient furnace, your system efficiency would be just over 60%. Another way to look ... [continue reading]

Blowing Smoke
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Long ago, when I started in this business, I wished for a pair of glasses that I could put on to see how the air was moving. (Now I wear glasses all the time just ... [continue reading]

Pimp My Blower Door Kit: Blower Door Makeover
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In these tough economic times, it's appropriate to invest time in repairing and maintaining things, to make manufactured goods last longer and to save money. Besides, it feels good to repair something yourself, and working ... [continue reading]

Measuring Mechanical Ventilation Airflow
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As the house gets tighter, the effectiveness of the ventilation system becomes increasingly critical. [continue reading]

Carbon Monoxide Around the House: Comparing Ambient CO Monitors
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Carbon monoxide (CO) is really nasty stuff. It’s odorless, colorless, and neutrally buoyant, and it can make you stupid before it kills you. It’s not the kind of stuff you want ... [continue reading]

Combustible-Gas Leak Detectors
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You may have heard of houses and neighborhoods exploding due to gas leaks in old pipes under the streets. Inside the home, detecting combustible-gas leaks is an important part of combustion safety testing. Gas connections ... [continue reading]



Doug Garrett
Home Performance and HVAC Contractors: Recent Legislative Initiative In Texas
As energy auditors and raters went about their business of testing homes, performing energy audits and HVAC system inspections, they ...


Cortney Krauss
U.S. DOE's HPwES Program Releases Draft Sponsor Guide for Public Comment
The U.S. Department of Energy (DOE)’s national Home Performance with ENERGY STAR Program (HPwES) released the draft&...
























