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. Eastern sheet metal singlewall round spiral duct and fittings construction standards positive pressure gauge selection for galvanized steel astm a 653, paint grip steel, type 304 and 316 stainless steel. Smacna fire damper and heat stop guide for air handling systems. The revised round industrial duct construction standard, 3rd edition, 20, an american national standard, ansismacna 00520, is now available. Smacna standards and manuals address all facets of the sheet metal and hvac industry including duct construction and installation, indoor air quality. May 27, 2018 hvac online training schedule of duct construction smacna standard in english hindi duct design hvac. Refer to uangyihtech flanges system section for adapters, drains and test port aw end available. Hvac air duct leakage test manual, sections 3 and 5. Round industrial duct construction standards, 3rd edition. Air flow problems have plagued the hvac industry for years. Hvac duct construction standards metal and flexible, 3rd. Supports are available in any of the version in revit inbuilt or have to d.
Hvac duct construction standards metal and flexible, 3rd edition, 2005. Smacnas hvac duct construction standards metal and flexible. Hvac duct construction standards metal and flexible. Take off contaminated clothing and wash before reuse. Pdf smacna commercial duct design vuong le academia. Smacna hvac duct construction standardsmetal and flexible, third edition 2005. This section provides for furnishing and installing low velocity and high velocity ductwork and.
Combined with proper planning, reasonable care and good workmanship, the information in the following pages will help the installer provide attractive, low leakage and longlasting fiber glass duct systems. Smc tdc, slipdrive and raw sheet metal connectors, inc. Standard 100 smacna hvac duct design hvac systems duct design. Smacnahvac duct construction standardsmetal and flexible, third edition 2005. Fabricate and install all duct fittings, branches, inlets, outlets, transitions, takeoffs, laterals. Also, both options have been shown, so as to provide this manual as a quick reference to smacna standards. Repair leaks and repeat tests until total leakage is less than 1% of system design airflow when the system is pressurized to the design duct pressure class rating.
Standards new zealand hvac duct construction standards. Quotesoft has available smacna specifications and standard labor times. Fastduct is an unique hvac estimating software ideal for industrial and commercial sheet metal contractors to figure out construction cost quickly and precisely. Smacna national has long been involved in the code setting process to ensure that the smacna standards currently being utilized would be included into the. Highvelocity hv duct systems are characterized by air velocities in the range of 2500 to 3500 fpm. Principle of duct design in hvac systems cedengineering. Hvac online training schedule of duct construction smacna standard in english hindi duct design hvac. The standard contains tables and details for constructing ductwork for 12 to 10 wg positive and negative pressures. Hello everyone, i am new to revit, and working in hvac field. Smacna hvac duct systems inspection guide, 3rd edition. Make sure that connections at takeoffs from main supply or return trunk lines are. Rules of duct design acca manual d residential duct systems. The hvac duct construction standards is a smacna publication which deals with all aspects of metal and flexible duct construction.
Fibrous glass duct liner standard, third edition, 2002. 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. Smacnas 3rd edition, 2005, hvac duct construction standards metal and flexible. Figure 2 in hvac dcs use standard tables for sizes principles and fundamentals 2012 instructor. Hvac duct construction standards, metal and flexible. Smacna hvac duct construction standards, metal and flexible. Smacna s hvac duct construction standards metal and flexible. Lowvelocity ductwork design is very important for energy efficiency in air distribution systems. Construction standards, as a basis for the scope and content of the present document. Provide standard 45degree lateral wye takeoffs unless otherwise indicated where 90. The standard contains tables and details for constructing ductwork for. Standard and the smacna fibrous glass duct construction. Fibrous glass duct construction standards insulation institute.
Hvac duct support smacna standard autodesk community. The fileopen plugin works with adobe reader and other viewers. Hvac duct construction standards smacna subscriptions. Use of liquid or mastic sealant, with or without compatible tape overlay, or gasketing of flanged joints, to keep air leakage at duct joints, seams, and connections to an acceptable minimum. Howard, iii sheet metal and air conditioning contractors national association. Astm c1071 2019 standard specification for fibrous glass duct lining insulation thermal and. Ansismacna 0062006 hvac duct construction standards. Smacna standards as used in this specification means the hvac duct construction standards, metal and flexible. Advice to consult the smacna hcva air duct leakage test manual was entered. Smacna cad standard second edition v notice to users of this publication 1.
No part of this work may be reproduced or used in any form or by any means graphic, electronic, or. This standard is intended to provide useful information to the professional service provider psp to establish a basis of design. Smacna 1966 2005 hvac duct construction standards metal and flexible, 3rd edition smacna 1987 2006 hvac duct systems inspection guide, 3rd edition section 23 31. Download file hvac duct contruction standards smacna. Hvac duct construction standards metal and flexible smacna. Corporate headquarters sheet metal connectors, inc. This american national standard ansismacna 0062006 contains tables and details for constructing ductwork for. This publication provides the basis of the engineering approaches, installation considerations, startup strategies, and operational strategies for residential heating, cooling, and air conditioning comfort systems and associated accessories. The 2004 edition of the rectangular industrial duct construction standards offers a new approach to the selection of material thickness and reinforcing systems for rectangular industrial duct subject to positive or negative pressures up to and over 100 w. A quick overview of the changes is provided in the front of this manual. Construction standards metal and flexible 3rd edition. In order to read a secure pdf, you will need to install the fileopen plugin on your computer.
About is a free online file hosting and file sharing service founded in 2014. Quotesoft duct estimating software performs your takeoffs directly to computer. Smc manufactures coil line ductwork in 456 lengths. Duct system design guide first edition 2003 mcgill airflow corporation mcgill airflow corporation one mission park groveport, ohio 43125 duct system design i notice. This section provides for furnishing and installing low velocity and high velocity ductwork and includes duct construction and accessories. The types of fittings to be used based on the designers calculations of fitting losses i. The results of these certified tests which permit the variation are shown on the back page of this manual. With, you can upload files to the internet and share them to users via websites, forums, social networks facebook, twitter, etc. Perform work in accordance with smacna hvac duct construction standards metal and. Comply with smacna s hvac duct construction standards metal and flexible, chapter 3, round, oval, and flexible duct, based on indicated staticpressure class unless otherwise indicated.
Ansi smacna hvac dcs chapter 11 functional criteria for ducts. Hvac training what is smacna standards for ducting. Fittings are assembled with stitch welds, spot welds, or standing seams and are sealed. Center tie rod tie rods are 12 emt if mpt midpoint tie rods are used, the reinforcement spacing is based on 212 references. Ducts shall be considered medium pressure when design velocities exceed 2000 fpm and static pressure is 2inch w. Hvac online training schedule of duct construction. The software can easily compute takeoff from rectangular, round, and oval ductwork and sheet metal and hvac equipment the user can customize their specifications to go with their standard for duct construction or purchasing duct. 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 standards 7th edition. A comprehensive duct layout indicating sizes, design airflows, pressure class, and routing of the duct system. The standard expands the scope of the second edition, updating the duct materials to include aluminized steel, temperature correction factors for round industrial, and minimum decimal thickness for. A number of duct fittings are used to illustrate airflow movement variations through a duct system. Ansismacna 0062006 hvac duct construction standards eli p. Hvac ducting principles and fundamentals 2012 instructor.
The smacna cad standard, second edition, 2001, articulates in greater detail the cad standards that will enable smacna contractors, and other members of the aec community to apply cad effectively to mechanical, fire protection, and plumbing design and construction. Predicted leakage rates in unsealed ducts were omitted. Documents preceding 3rd edition hvac dcs hvac duct construction standards. With, you can upload files to the internet and share them to users via websites, forums, social. Dec 05, 2017 hvac training what is smacna standards for ducting. Schedule of duct construction smacna standard in english hindi duct design hvac.
Hvac online training schedule of duct construction smacna. Residential comfort system installation standards manual. Exposed to view in a finished room, exposed to weather. The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction. Foreword this third edition of the smacna commercial metal and flexible duct construction standards is another in a long line dating from the 1950s. Learn more about hvac ductwork estimating software quotesoft. Comply with smacnas hvac duct construction standards metal and flexible, chapter 3, round, oval, and flexible duct, based on indicated staticpressure class unless otherwise indicated.
Lowvelocity design will lead to larger duct sizes, but it may be worth since, doubling of duct diameter. By authority of the united states of america legally binding document by the authority vested by part 5 of the united states code 552a and part 1 of the code of regulations 51 the attached document has been duly incorporated by reference and shall be considered legally. Smacna 1966 2005 hvac duct construction standards metal and flexible, 3rd edition smacna 1987 2006 hvac. Documents preceding 3rd edition hvacdcs hvac duct construction standards. Minimum gauge, duct construction, joint reinforcing, fittings, hangers, and supports in accordance with smacna hvac duct construction standards metal and flexible. Smacna testing and research institute verified that sheet metal connectors, inc. Disclaimer of warranties a the sheet metal and air conditioning contractors national association smacna provides its product for informational. End of standard design and construction standards, revised november 2007 5. The smacna cad standard scs, formerly calledcadd symbols and layering guidelines in. No part of this work may be reproduced or used in any form or by any means graphic, electronic, or mechanical, including photocopying. Royal metal products was founded in douglasville, ga in 1989. The revised round industrial duct construction standard, 3rd edition, 20, an american national standard, ansi smacna 00520, is now available. Erosion resistance comparable to the test in ul standard 181 for class 1 ducts smacna hvac duct construction standards metal and flexible.
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