Standard By:Underwriters Laboratories , 12/23/1999
Published:12/23/1999
Subtotal: $3,551.00

$187.58 Original price was: $187.58.$93.00Current price is: $93.00.
Standard for Closure Systems for Use With Flexible Air Ducts and Air Connectors (Bulletin, 12/23/1999)
Underwriters Laboratories , 12/23/1999
$187.58 Original price was: $187.58.$93.00Current price is: $93.00.
