Credits IEQc4.1 IEQc4.1 In the "Sealants" section, remove the items "Nonmembrane roof, 300" and "Single-ply roof membrane, 450" Date Wed, 11/03/2010 - 00:00 Updated date Sat, 02/14/2015 - 00:00 Campus Applicable Off Internationally Applicable Off Ref Guide Name and Edition Pre-v4 Green Building Design and Construction, 2009 edition