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Locating duct leaks, Types of duct leakage tests, What is duct leakage to the outdoors – Retrotec DucTester 200 Series Residential Applications User Manual

Page 20: What is duct leakage to the indoors

Locating duct leaks, Types of duct leakage tests, What is duct leakage to the outdoors | What is duct leakage to the indoors | Retrotec DucTester 200 Series Residential Applications User Manual | Page 20 / 91 Locating duct leaks, Types of duct leakage tests, What is duct leakage to the outdoors | What is duct leakage to the indoors | Retrotec DucTester 200 Series Residential Applications User Manual | Page 20 / 91
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