Highvelocity hv duct systems are characterized by air velocities in the range of 2500 to 3500 fpm. 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. Jun 20, 2019 nonexclusive, royaltyfree permission is granted to government and private sector advice to consult the smacna hcva air duct leakage test manual was. Rectangular industrial duct construction standards smacna.
Ansismacna 0162012, covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition. Ri trequirements us smacna hvac air duct leakagg,e test manual, first edition, 1985 ashrae 90. A comprehensive duct layout indicating sizes, design airflows, pressure class, and routing of the duct system. Get smacna hvac air duct leakage test manual 2012 pdf file for free from our online library. Issues of sealing duct to a leakage class and seal class case 1. Mcgill airflow receives many inquiries each year from contractors, who are performing leak tests in the. Hvac air duct leakage test manual and table 11 on page 1. The results of these certified tests which permit the variation are shown on the back page of. Smacna said the new manual covers revised leakage criteria and builds on the methods for testing ductwork for air leaks contained in the first.
Leakage class can be calculated using equation 3 but needs to be specified if duct air leakage tests are required. Everyone knows that reading smacna hvac duct leakage test manual printable 2019 is helpful, because we could get a lot of information from the reading materials. Smacna hvac air duct leakage test manual 2012 by apssdc0 issuu. Research proved that duct leakage could be well defined as a function of the static pressure and the surface area of the duct. The hvac air duct leakage test manual has also been incorporated by reference and is required by law in title 19, new york. This american national standard, ansismacna 0162012, covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition. Also, both options have been shown, so as to provide this manual as a quick reference to smacna standards.
Smacna technical manuals pmsmca plumbing mechanical sheet. This american national standard, ansi smacna 0162012, covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition. Ductwork that is designed to operate at static pressures exceeding 3 inches water column and all ductwork located outdoors shall be leaktested in accordance with the smacna. The results of these certified tests which permit the variation are shown on the back page of this manual. Duct pressure classes are to be identified on the contract drawings. Duct seal class ducts shall be sealed as specified in the hvac. Product detail sheet metal and air conditioning contractors. A companion to hvac duct construction standards metal and flexible, this manual contains duct construction leakage. Air leakage in ductwork rev 02 linx industries, inc. Book by sheet metal and air conditioning contractors national association, 2012.
The smacna dalt app generates a report that can be emailed directly from the app. This american national standard, ansismacna 0162012, covers revised leakage criteria and builds on the proven. Smacna is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms the free dictionary. Ductwork that is designed to operate at static pressures in excess of 3 inches water column 0. It appeared in chapter 10 of the high velocity later high. Schedule the pressure classes here by fan system number, or portion thereof, if they are not shown on the drawings. 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. Pdf duct leakage testing s suleiman sts llc academia. Sheet metal and air conditioning contractors national association subject. Nonexclusive, royaltyfree permission is granted to government and private sector advice to consult the smacna hcva air duct leakage test manual was. When the designer has only required leakage tests to be conducted in accordance with the smacna hvac air duct leakage test manual for verification that the leakage classifications in table 1 have been met and has given no other criteria and scope, he is deemed to have not fulfilled the responsibilities outlined in section 2.
A companion to hvac duct construction standard metal and flexible, this manual contains duct construction leakage classification, expected leakage rates for sealed and unsealed ductwork, duct leakage test procedures, recommendations. According to the current smacna hvac air duct leakage test manual 2nd edition 2012 the leakage class a, b, and c changes from 24126 to 1684 respectively for rectangular and from 1263 to. Retrotecs duct leakage test software carry out tests that are compliant with en12237, fd e767, smacna, dw143 and single point residential test variants manual data entry or fully automatic data. F the measured leakage rate in cfm per 100 square feet of duct surface.
As an ansiaccredited standards developing organization, smacna standards and manuals address all facets of the sheet metal industry, from duct construction and installation to air pollution control, energy recovery and roofing. Prior to smacna hvac air duct leakage test manual, 1985 two id i lidentical phases of a research b ildibuilding were bilbuilt by different contractors. Ductwork that is designed to operate at static pressures exceeding 3 inches water column and all ductwork located outdoors shall be leak. Users can combine multiple sections of ductwork that vary by size and shape to calculate total. Accepted industry practice for industrial duct construction, 2nd ed. Requirements r i t us smacna hvac air duct leakage g test manual, first edition, 1985 ashrae 90. Contains updates to the expected leakage rates for ductwork constructed to the smacna hvac duct construction standards. A companion to hvac duct construction standard metal and flexible, this manual contains duct construction. Hvac air duct leakage test manual, 2nd edition, 2012. Air duct leakage test manual as published by the sheet metal and air conditioning contractors national. Hvac air duct leakage test manual this american national standard, ansi smacna 0162012, covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition. The types of fittings to be used based on the designers calculations of fitting losses i. Ansismacna 0062006 hvac duct construction standards. Smacna published the hvac air duct leakage test manual in conjunction with the smacna.
Duct air leakage test free smacna dalt mobile app ansi. Lowvelocity ductwork design is very important for energy efficiency in air. This american national standard, ansismacna 0162012, covers revised leakage criteria and builds on the proven methods for testing. Guidelines for roof mounted outdoor airconditioning installations, 2nd ed. Rectangular industrial duct construction standards metric. Smacna is the sheet metal and air conditioning contractors national association. Save this book to read smacna hvac air duct leakage test manual 2012 pdf ebook at our online library. Technologies have developed, and reading smacna hvac duct leakage test manual printable 2019 books could be far more convenient and simpler. Smacna hvac air duct leakage test manual, 2nd edition. Looking for online definition of smacna or what smacna stands for. Prior to smacna hvac air duct leakage test manual, 1985 two id i lidentical phases of a research b ildibuilding were bilbuilt by.
When the designer has only required leakage tests to be conducted in accordance with the smacna hvac air duct leakage test manual for verification that the leakage classifications in table 1 have. Smacna sheet metal and air conditioning contractors. Solves leakage problems a major concern in todays duct construction market. In addition, ducts and plenums shall be leak tested in accordance with the smacna hvac air duct leakage test manual with the rate of air leakage cl less than or equal to 6.
As an ansiaccredited standards developing organization, smacna standards and manuals address all facets of. Get smacna hvac air duct leakage test manual 2012 pdf file for free from our online. Dec 27, 2017 save this book to read smacna hvac air duct leakage test manual 2012 pdf ebook at our online library. Smacna hvac air duct leakage g test manual, first edition, 1985 ashrae 90. Foreword smacna first published a procedure for leakage testing of socalled medium and high pressure ductwork since january 1965. Handbook manual guide by sheet metal and air conditioning contractors national association, 2016. Mar 16, 2020 nonexclusive, royaltyfree permission is granted to government and private sector advice to consult the smacna hcva air duct leakage test manual was. Smacna hvac air duct leakage test manual 2012 by apssdc0. Smacna 0072016 residential comfort system installation standards manual. We recommend users of early versions of internet explorer to update to version 11 or later.