Watch a webinar from Retrotec about calibration vs accuracy for air duct testing and blower door equipment.

• What happens during laboratory testing for fans and gauges
• An inside look at the actual calibration process for a Retrotec system
• How to self-check your fan and gauge

Contact [email protected] for answers to your calibration questions. 

• Why test?
• What are the requirements for blower door test?
• What else can the blower door be used for?
• Why the blower door test is the ultimate Quality Control device?