Standard By:Underwriters Laboratories , 03/07/2014
Published:03/07/2014
Original price was: $272.37.$136.00Current price is: $136.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 3/7/2014)
Underwriters Laboratories , 03/07/2014
Original price was: $258.39.$129.00Current price is: $129.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 9/19/2014)
Underwriters Laboratories , 09/19/2014
Original price was: $245.81.$122.00Current price is: $122.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 5/23/2014)
Underwriters Laboratories , 05/23/2014
Original price was: $159.28.$79.00Current price is: $79.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 11/26/2013)
Underwriters Laboratories , 11/26/2013
Original price was: $177.72.$88.00Current price is: $88.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 1/21/2011)
Underwriters Laboratories , 01/21/2011
Original price was: $278.95.$139.00Current price is: $139.00.
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV (CSDS Proposal, 10/29/2010)
Underwriters Laboratories , 10/29/2010
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