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Join NCI Contractor of the Year Zach Ortwine for an in-depth training session on professional duct cleaning. Learn why proper duct cleaning is more than just pushing a brush through – it's about setting realistic expectations, understanding when to clean vs. replace, and delivering real value to customers.

Key topics covered:

Setting proper expectations with customers
Identifying suspect microbial growth vs. when replacement is needed
Professional equipment and techniques for effective cleaning
Protecting HVAC equipment during the cleaning process
The truth about duct cleaning's impact on airflow and indoor air quality
Using fiberglass repair coatings for long-term solutions

Zach shares real-world examples, photos from the field, and practical tips gained from years of experience. Learn how to distinguish your service from low-quality duct cleaners and deliver results that actually solve customer problems.

#HVAC #DuctCleaning #HVACtraining #IAQ #HVACeducation #hvacschool

Buy your tickets or learn more about the 6th Annual HVACR Training Symposium at .

Read all the tech tips, take the quizzes, and find our handy calculators at or the HVAC School Mobile App on the Google Play Store () or App Store ().

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