Specification History
| SWS Version | Created | Specification ID | Title | Specification | Objective | Rationale | Status | 
|---|---|---|---|---|---|---|---|
| Version 2020 | 14/08/2020 - 14:25 | 5.0105.4d | Sealing | Seal entire return cavity with durable materials and UL 181 approved mastic and mesh tape (i.e., no foam allowed inside return systems)  | 
                      Minimize return leakage  | 
                      Black Line | |
| Version 2020 | 14/08/2020 - 14:25 | 5.0105.4d | Sealing | Seal entire return cavity with durable materials and UL 181 approved mastic and mesh tape (i.e., no foam allowed inside return systems)  | 
                      Minimize return leakage  | 
                      Black Line | |
| Version 2020 | 14/08/2020 - 14:25 | 5.0105.4d | Sealing | Seal entire return cavity with durable materials and UL 181 approved mastic and mesh tape (i.e., no foam allowed inside return systems)  | 
                      Minimize return leakage  | 
                      Black Line |