Retrotec’s Blower Door & Duct Testing Online Training Courses are an industry staple. Now, Retrotec has re-released these courses tailored for Metric System users. Learn the principles of blower door testing or duct leakage testing including how to set up, operate, and troubleshoot your equipment. Upon successful course completion, technicians will receive Retrotec’s “Manufacturer’s Certificate” which qualifies them to operate a Retrotec residential blower door testing system or duct testing system.

Visit www.retrotec.com or contact us at salesEU@retrotec.com or +31 (0) 522 282941 for more information.