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Please note: Our system will undergo an upgrade beginning Tuesday, May 22 at 4 PM EST, through Wednesday, May 23 at NOON EST. During this time, NADCA's login and transaction-related services (e.g. online store) will be down. If you have any questions, please contact Member Services at 1-855-GO-NADCA or membership@nadca.com.

Introduction to HVAC System Cleaning Services (PDF version)

Member: $2.00
Non-member: $8.00

This publication serves as a guideline for consumers of commercial HVAC system cleaning services.
Among the topics covered in this guideline are, the basics of HVAC system cleaning procedures, how to select a qualified contractor, and the characteristics of a successful commercial HVAC cleaning job.