2.0201 Drainage 2.0201.1 Gutters 2.0201.2 Downspouts 2.0201.3 Grading 2.0201.4 Sump Pumps 2.0202 Ground Vapor Retarders 2.0202.1 Un-Vented Subspaces - Ground Cover 2.0202.2 Vented Subspaces - Ground Cover 2.0202.3 Pier and Skirting Foundations - Ground Cover 2.0203 Space Conditioning 2.0203.1 Stand-Alone Dehumidifier Installation