Retrotec Products
Retrotec has been manufacturing airflow diagnostic systems since 1980.
No matter which blower door system you’re using, Retrotec’s accessories will make your tests go easier. Our accessories give you everything you need to have a complete testing kit on the go.
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With options ranging from the economical R43 (featuring a single fan and our cloth door frame system) to multiple fan systems built around our industry exclusive and easy to use hard panels, Retrotec has a blower door system that’s guaranteed to fit your application and budget.
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Retrotec’s duct testing systems are the perfect solution for testing residential duct work in houses. Ideal for Title 24, Calcerts, HERS and RESNET raters, all systems include the DM-2 gauge for easy, fast, accurate measurment of duct performance.
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Retrotec’s calibrated fans offer the ideal combination of quality,
performance and durability. Retrotec fans are the industry’s first
choice for professional blower door systems.
All Retrotec fans are provided with a 2 year warranty against
manufacturers defects.
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Retrotec’s new DM-2 provides is a revolutionary new 2 channel digital gauge that offers features not found anywhere else. The DM-2 displays pressure & flow simultaneously and can calculate air changes without a laptop. The DM-2A provides an automatic pressure control.
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Retrotec software is your best choice for door fan testing. Whether you’re testing residential homes, large buildings or clean agent installations Retrotec has the right software for your solution — no matter which blower door system you’re using.




