Building and HVAC performance testers around the world rely on calibrated fans and pressure gauges to determine the construction quality of building envelopes, duct systems, and other building components. These…
Blower doors andĀ duct testers have become important tools for high-performance builders. A longtime industry veteran looks a how we got here and what’s next. This is the first of what…
Author: Sam Meyers, Retrotec As building codes and owner expectations evolve, more commercial buildings across the United States are being designed to meet standards that reduce air leakage through the…
Author: Sam Meyers, Retrotec Testing ductwork in residential HVAC systems for air tightness is essential to ensure a home will be energy efficient and comfortable. Tighter ducts help homes perform…
By: Sam Myers, Retrotec & Kristi Brodd, Advanced Energy Hurricane Florence brought record amounts of rainfall and devastating flooding across North Carolina, especially in the eastern part of the state.…
Author: Sam Meyers, Retrotec Whether itās for a building code, third-party home performance program, HERS rating or quality control, testing ducts on new construction homes before the drywall is installed…
Author: Sam Meyers, Retrotec A blower door system can do much more than tell you how much your building is leaking. It can also help you determine the location and…
When it comes to home energy performance, comfort, durability and health, the United States falls short in the ranks compared to other developed countries. This is based on the 35…
In 1980 I calibrated the fledgling Retrotec Energy Innovations Ltd.ās blower door at the National Research Council (NRC) in Ottawa, Canada.Ā It used RPM and pressure drop to crudely measure…
As you may have heard, the RESNET 380 standard will replace RESNET Ch. 8 which dictates how raters test homes for envelope leakage, duct leakage, mechanical ventilation, and duct system…
