Nelson :: Application
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Wood Joist Floors Steel Duct
  Penetrating Item
(Size and Type)
O - Opt
R - Req'd
Point Contact Assembly Thickness F Rating Nelson Product UL System FS Detail
  6" diameter 30 GA     X   10 truss   1or 2   ES1399   F-C-7020  FS0408r2
  4" diameter 28 GA         10 truss   1 or 2   LBS3   F-C-7027  FS0561r2
  6" x 10" 24 GA         10 truss   1   LBS3   F-C-7028  FS0562r2
Non Toxic, Non Hazardous
Not Harmful to Plants or Animals,
[ No PBDes - Polybrominated Diphenyl ethers]