Specification History
| SWS Version | Created | Specification ID | Title | Specification | Objective | Supporting Materials | Rationale | Status |
|---|---|---|---|---|---|---|---|---|
| Version 2020 | 08/14/2020 - 14:23 | 4.0102.1b | General preparation | Cover all existing attic ventilation openings (gable vents, ridge vents, roof vents, vented soffits, etc.) with a class II vapor retarder that provides a suitable substrate for SPF application and is mechanically fastened in place Prepare the surface according to manufacturers specifications Install flags at all utility junctions for future identification and ensure utility junctions remain accessible per local code requirements |
Prevent insulation escape and condensation Provide future access to utility junctions |
Black Line | ||
| Version 2020 | 08/14/2020 - 14:23 | 4.0102.1b | General preparation | Cover all existing attic ventilation openings (gable vents, ridge vents, roof vents, vented soffits, etc.) with a class II vapor retarder that provides a suitable substrate for SPF application and is mechanically fastened in place Prepare the surface according to manufacturers specifications Install flags at all utility junctions for future identification and ensure utility junctions remain accessible per local code requirements |
Prevent insulation escape and condensation Provide future access to utility junctions |
Black Line |