Disclaimer of warranties a the sheet metal and air conditioning contractors national association smacna provides its product for informational. Smacna smacna design smacna handbook smacna insulation smacna third edition smacna 2005 pdf smacna manual smacna oshpod smacna 1981 pdf smacna 1520 smacna standards smacna duct construction smacna round duct smacna third edition 2005 smacna 2005 3rd edition smacna standard 3rd edition. The ashrae fundamentals handbook chapter on duct design and the smacna hvac duct systems design manual contain additional information on evaluating duct leakage. Us duct leakage testing ri trequirements smacna duct class. Smacna sheet metal and air conditioning contractors. Ansismacna 0062006 hvac duct construction standards. This third edition of the smacna commercial metal and flexible duct construction standards is another in a long line dating from the 1950s. Hvac duct air leakage oct 10, 2019 in a recent article which was published in rses journal, smacnas senior project manager pat brooks, pe, discusses the history of duct air leak testing and describes proper techniques and practical applications when leak testing is performed in accordance with smacna standards. This american national standard ansi expands the scope of the 1977 version, updating original text to incorporate a revised theory of design, new materials and more user friendly tables. Thirty of smacnas most requested technical manuals are conveniently located in pdf format with searchable indexes on one cdrom. The pdf download is licensed per individual in which the individual can place on up to four electronic devices for their personal use. This edition improves upon the second edition with expanded pressure class tables. One pound per square inch psi, the standard measure of atmospheric pressure, equals approximately 27.
A comprehensive duct layout indicating sizes, design airflows, pressure class, and routing of the duct system. This latest publication is based on the exact same theoretical. This table shows some typical duct sizes and the weight that can be saved. The english unit most commonly used to describe pressure in a duct system is the inch of water gauge inch wg. The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction. This american national standard ansismacna 0062006 contains tables and details for constructing ductwork for. Smacna manual smacna sheet metal manual smacna architectural sheet metal manual smacna architectural sheet metal manual 7th edition smacna smacna standards smacna design smacna 1981 pdf smacna handbook smacna 1520 smacna insulation smacna third edition smacna 2005 pdf smacna oshpod smacna 2005 3rd edition smacna round duct smacna duct construction. Thirty of smacna s most requested technical manuals are conveniently located in pdf format with searchable indexes on one cdrom. Smacna cad standard second edition v notice to users of this publication 1. Resin used shall be the hetron 197 for its fire retardant and corrosion resistant properties.
While ventilating duct in industry is often specified within the range of low pressure and high pressure standards, as described in smacna manuals for these criteria, we usually refer to industrial duct as that which conveys air or gas. Smacna testing and research institute verified that sheet metal connectors, inc. Contains guidelines for inspection of commercial hvac duct systems for compliance with smacnaansi hvac duct construction standards, metal and flexible, 3rd edition and fibrous glass duct construction standard 7th edition. Mar 16, 2020 free smacna manual pdf nonexclusive, royaltyfree permission is granted to government and private sector advice to consult the smacna hcva air duct leakage test manual was. Smacna standard access doors double skin only have been tested to higher pressures but will not be constructed per smacna standards and will leak more. The results of these certified tests which permit the variation are shown on the back page of this manual.
Smacna first published a procedure for leakage testing in chapter 10 of the high. Hvac duct construction standards metal and flexible. Duct construction standard metal and flexible 2nd edition 1995, and the current smacna duct construction standard hvac duct construction standards. Lateral motion will not cause damaging impact with other systems. Dpt2005 criteria as described in chapter 11 of the smacna hvac duct construction. Industrial duct is a broad classification of ductwork used in industry for many diverse applications.
The types of fittings to be used based on the designers calculations of fitting losses i. Smacna is the sheet metal and air conditioning contractors national association. Smacna hvac duct construction standards metal and flexible, 3rd ed. The research also led to the development of the smacna hvac air duct leakage test manual 1st edition. Hvac duct construction standards metal and flexible third edition iii foreword this third edition of the smacna commercial metal and flexible duct construction standards is another in a long line dating from the 1950s.
Smacna standard ansismacna 006 hvac duct construction. Offers a standardized, engineered basis for design and construction of industrial ducts of classes 1 to 5. A quick overview of the changes is provided in the front of this manual. Spiral pipe of texas products are manufactured in accordance with the latest smacna, ashrae and spida standards. This american national standard ansismacna 006 contains tables and details for constructing ductwork for. Smacna technical guideline on through penetration firestopping 2014 smacna. Book by sheet metal and air conditioning contractors national association, 2005 view all product details.
Mechanicalheating, ventilation, and air condition ing return ducts to be demolished. Smacnahvac duct construction standardsmetal and flexible, third edition 2005. The tables as shown herein are the smacna tables with those interpretations already substituted. In accordance with the smacna duct performance test standard no.
Smacna custom fabricated sheet metal test report 2000 smacna. The third edition of the hvac duct construction standards metal and flexible is intended primarily. The standard is applicable for construction using uncoated steel, galvanized and stainless steels and a. Smacna standard ansismacna 016 hvac air duct leakage. Fibrous glass insulated hvac duct systems 4 sheet metal ducts with exterior fibrous glass exterior insulation flexible blanket fibrous glass duct wrap insulation is designed for application to the exteriors of commercial and residential sheet metal heating, ventilating, and airconditioning ducts and plenums operating at temperatures between 40. This american national standard ansi smacna 0062006 contains tables and details for constructing ductwork for. Research proved that duct leakage could be well defined as a function of the static pressure and the surface area of the duct. By conducting joint performance testing as described in section vii of the smacna hvac duct construction standards, 2nd ed.
Contains guidelines for inspection of commercial hvac duct systems for compliance with smacna ansi hvac duct construction standards, metal and flexible, 3rd edition and fibrous glass duct construction standard 7th edition. Lowvelocity design will lead to larger duct sizes, but it may be worth since, doubling of duct diameter. Smacna 1520 smacna insulation smacna third edition smacna 2005 pdf smacna oshpod smacna 2005 3rd edition smacna round duct smacna duct construction smacna third edition 2005 smacna standard 3rd edition. A standard of practices for the design, fabrication and installation of guyed steel stacks. Free ductwork tables for sizing and construction of hvac air ducts. Smacna hvac duct construction standardsmetal and flexible, third edition 2005.
Download hvac duct construction tables according to smacna and rule of thumbs pdf. Round industrial duct construction standards order no. In an ongoing effort to improve our products, spiral pipe of texas reserves the right to revise the design andor specifications of its products as technology advances or applicable standards change. Smacna duct cleanliness for new construction guidelines 2007 smacna. By conducting joint performance testing as described in chapter 11 of the smacna hvac duct construction standards, 3rd ed. As an ansiaccredited standards developing organization, smacna standards and manuals address all facets of the sheet metal industry, from duct construction and installation to. Lowvelocity ductwork design is very important for energy efficiency in air distribution systems. Duct sizing and construction tables according to smacna pdf. Also, both options have been shown, so as to provide this manual as a quick reference to smacna standards. Hvac duct construction standards metal and flexible, 3rd. 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.
Sheet metal and air conditioning contractors national association subject. Rectangular industrial duct construction standards metric. The program most closely resembles a continuing education process with a firm gaining insight into the intricacies and flexibility inherent in smacna standards as well as the proper interpretation of various provisions. Smacnaansi hvac duct construction standardsmetal and flexible, 3rd ed. Smacna cad symbols dxf format air duct leakage hvac 2011 technical paper pdf file smacna published the hvac air duct leakage test manual in conjunction with the smacna hvac duct construction standards. Hvac duct construction standards metal and flexible rs34. Click here to purchase the full version from the ansi store.
Highvelocity hv duct systems are characterized by air velocities in the range of 2500 to 3500 fpm. Corporate headquarters sheet metal connectors, inc. Round industrial duct construction standards smacna. Smacna expresses appreciation to the many who have offered suggestions for constructive improvement in the fab.
Rectangular industrial duct construction standards smacna. The table below can be used to compare equivalent diameters for rectangular and round circular ducts, ductwork sizing, friction loss, sheet metal gauges, etc. From smacnas standpoint, the institutes shop standards verification program is an excellent educational tool. This limitation of liability applies even if smacna has been advised of the possibility of such damages. Ordinary heating, ventilating, and air conditioning duct systems read air pressures at 0. Rectangular industrial duct construction standards, 2nd ed. Lateral motion will not cause loss of vertical support. If the designer does not designate pressure class for duct construction on the contract drawings, the basis of compliance with the smacna hvac duct construction standards is as follows. Hvac duct construction standards metal and flexible smacna.
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