Hvac air duct leakage test manual order no.
Smacna air duct leakage test manual.
This american national standard ansi smacna 016 2012 covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition.
1972 2nd edition 2012 122 pages.
Us duct leakage testing ri trequirements smacna duct class 1 2 inwg 3 inwg 4 6 10 inwg seal class cb a sli t transverse joints seams sealing applicable ransverse joints only asvese joints and seams jo s sea s and all wall penetrations leakage class c l cfm leakage per 100 ft2 1 in h 2 o rectangular metal 24 12 6 round.
This american national standard ansi smacna 016 2012 covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition.
It appeared in chapter 10 of the high velocity later high pressure construction standards and in chapter 8 of the balancing and adjustment of air distribution systems manual of 1967 vintage.
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Smacna published the hvac air duct leakage test manual in conjunction with the smacna hvac duct construction standards.
Representative sections totaling no less than 25.
Hvac duct construction standards metal and flexible.
This article discusses the history of duct air leak testing and describes proper techniques and practical application when leak testing is performed in accordance with the sheet metal and air conditioning contractors national association smacna standards.
Smacna has published a procedure for leakage testing of so called medium and high pressure ductwork since january 1965.
It appeared in chapter 10 of the high velocity later high pressure construction standards and in chapter 8 of the balancing and adjustment of air distribution systems manualof 1967 vintage.
Research proved that duct leakage could be well defined as a function of the static pressure and the surface area of the duct.