The types of fittings to be used based on the designer s calculations of fitting.
Hvac duct construction standards 2005.
Hvac dcs hvac duct construction standards metal and flexible first edition 1985 second edition 1995.
Where fittings of configurations not shown in the hvac dcs are shown on the contract drawings they shall be constructed as though they were therein.
Ductwork and supports shall conform to the hvac duct construction standards metal and flexible third edition 2005.
Hvac dcs 3rd edition 2005 physical duct specimen testing finite element analysis fea modeling.
Model codes icc international mechanical code imc iapmo uniform mechanical code umc nfpa 90a 90b.
Elibrary hvac duct construction standards metal and flexible 3rd edition you currently cannot view this content.
Information required for duct construction.
Webinars hvac duct construction standards 103 round and oval duct hangers and casing construction.
By conducting joint performance testing as described in chapter 11 of the smacna hvac duct construction standards 3rd ed 2005 it was found that in some tests the ward angles e h and j permitted a more liberal interpretation of the smacna tables.
Hvac duct construction standards metal and flexible.
Smacna hvac duct construction standards metal and flexible third edition 2005.
Smacna table variation permitted per certified test.
This is the final session in a three part series.
A comprehensive duct layout indicating sizes design airflows pressure class and routing of the duct system.
Duct size duct gauge joint length wide side connector narrow side connector 0 12 26 59 flat slip t 6 24 ga flat drive t 1 24 ga 13 18 26 59 standing slip t 11 26 ga flat drive.
Elibrary hvac duct construction standards metal and flexible 3rd edition hvac duct construction standards metal and flexible 3rd edition 2005 expand all toc search.
This american national standard ansi smacna 006 2006 contains tables and details for constructing ductwork for to 10 wg positive and negative pressures.
The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction.