Smacna Sheet Metal Standards

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Smacna sheet metal standards.

Smacna the sheet metal and air conditioning contractors national association is an international trade association and ansi accredited standards developing organization representing 1 834 member firms in 103 chapters throughout the united states canada australia and brazil. Ansi smacna 006 2006 hvac duct construction standards metal and flexible sheet metal and air conditioning contractors national association inc. The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction. This edition improves upon the second edition with expanded pressure class tables.

Howard iii sheet metal and air conditioning contractors national association. Smacna s new architectural sheet metal quality assurance guide 1st edition is a tool for evaluating exterior sheet metal building components roofing systems exterior walls flashing copings etc during initial construction and for ongoing condition assessments and maintenance. Disclaimer of warranties a the sheet metal and air conditioning contractor s national association smacna provides its product for informational purposes. Documents preceding 3rd edition hvac dcs hvac duct construction standards metal and flexible.

A leader in promoting quality and excellence in the sheet metal and air conditioning industry smacna has offices in chantilly va which is outside of washington d c. 2 500 pa w g. 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. This american national standard ansi smacna 006 2006 contains tables and details for constructing ductwork for to 10 wg positive and negative pressures.

Ansi the american national standards institute has accredited smacna as a standards setting organization. Smacna cad standard second edition v notice to users of this publication 1. The sheet metal and air conditioning contractors national association smacna is an international trade association representing 1 834 member firms in 97 chapters throughout the united states canada australia and brazil. Located in headquarters outside washington d c the sheet metal and air conditioning contractors national association smacna an international association of union contractors has 1 834 members in 103 chapters throughout the united states canada australia and brazil.

For all other ducts of any application.