Fans

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.

2200 Calibrated Fans

The 2200-Series fans are designed for testing any residential house or enclosure from 9 ft2 (0.8 m2) of leakage down to tight houses and small enclosures with 15 in2 (97 cm2)…. read more

3300 Calibrated Fans

Retrotec 3300-Series fans are designed for testing any residential house or enclosure from 12 ft2 (0.8 m2) of leakage down to tight houses and small enclosures with 15 in2 (97 cm2). The 3300-Series Fan uses a precision pieziometric ring on… read more