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You are here:  Homepage  >  ducts - metal duct  >  metal ducts

Metal ducts

SMACNA Standards
...Hardcopy | CD-ROM This American National Standard is an updated set of flexible guidelines that shows designers and contractors how to determine the correct restraints for sheet metal ducts, piping and conduit, so that... Starting At: $179.95 Publisher: SMACNA Product Type: SMACNA SMACNA - IAQ Guidelines for Occupied Buildings Under Construction... See #1.



General Plastics - Plastic Fittings for Heating and Air Conditioning
C. was retained to evaluate the plastic duct fittings for use in an underground duct system. Abstract: Underground HVAC ducts systems have been installed with sheet metal ducts. The ducts are either encased in concrete or lined with an exterior coating. While the ducts are protected from direct exposure to the ground, there have... See #2.

1: http://www.constructionbook.com [c1048153]
2: http://www.general-plastics.com [c1430213]

 





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