Retrotec Blog | Retrotec
Wednesday, February 8, 2017 - 10:37am

By Colin Genge, President, Retrotec Inc.

Even though blower door and duct testing has been around since the ‘80s, there’s still the occasional question about the necessity of air leakage testing versus just going through with visual inspections. This is sometimes followed with arguments about equipment expense, training time, or that homeowner money could be better spent elsewhere – the “bang for your buck” model.


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Monday, January 16, 2017 - 9:29am

Duct leakage to outdoors tests are needed, even if duct work is within the conditioned space

Duct leakage to the outdoorsIf ducts are installed completely within the conditioned space do we need to test them? The International Energy Conservation Code (IECC) requires we only test duct work if it is outside the...

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Tuesday, November 8, 2016 - 10:35am



Theatrical smoke is a very effective way to find leaks in a duct system.  A quick check will point out smoke as it spills from pressurized leak locations.  Leaks in attics and crawlspaces that can be hard-to-detect are no problem with this method. This type of detection is called theatrical for a...

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Thursday, September 22, 2016 - 2:40pm

Retrotec’s DucTester Challenge was designed put your skills to the test. The purpose of this challenge was to find ways to improve duct testing times and repeatability. Nothing like competition to accomplish that.

The challenge was held at Energy OutWest 2016. Prizes included a $2500 Gift Certificate for...

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Friday, September 2, 2016 - 12:29pm


The future of testing is now! 

Learn everything you need to know about rCloud here


Control blower doors and duct testers with the DM32.  Automatically perform tests, share data and store secure results.

  • Works with any blower door or duct tester...
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