Hvac Air Duct Leakage Test Manual

Representative sections totaling no less than 25.

Hvac air duct leakage test manual.

Hvac air duct leakage test manual order no. The hvac air duct leakage test manual provides practical and detailed procedures for conducting leakage tests. Hvac air duct leakage test manual author. Ductwork that is designed to operate at static pressures in excess of 3 inches water column 0 75 kpa and all ductwork located outdoors shall be leak tested according to the ansi smacna hvac 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. Sheet metal and air conditioning contractors national association subject. Click here to purchase the full version from the ansi store. Where no specific duct pressure class designations are provided byclass designations are provided by the designer the 1 water gage pressure class is the basis of.

Contains updates to the expected leakage rates for ductwork constructed to the smacna hvac duct construction standards metal flexible duct leakage test procedures recommendations on use of leakage testing types. Public domain created date. Leakage class can be calculated using equation 3 but needs to be specified if duct air leakage tests are required. 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.

Law in 10 cfr 434 403 2 9 3 keywords. The hvac air duct leakage test manual has also been incorporated by reference and is required by law in title 19 new york. Apparent differences of about ten percent between fan delivery and sum of airflow measurements at terminals do not necessarily mean poor sealing and excess leakage. The hvac air duct leakage test manual has been incorporated by reference and is legally mandated by the united states in title 10 of the code of federal regulations section 434 403 2 9 3.

Duct seal class ducts shall be sealed as specified in the hvac dcs. Potential accuracy of flow measurements should be evaluated. 1972 2 nd edition 2012 122 pages. Hvac air duct leakage test manual second edition 2012 sheet metal and air conditioning contractors national association inc.

Figure 5 1l from the 2012 smacna hvac air duct leakage test manual shows the allowable leakage as a function of duct leakage classification and static pressure in the duct. Duct leakage class consult the hvac air duct leakage test manual and.