Specification History
SWS Version | Created | Specification ID | Title | Specification | Objective | Supporting Materials | Rationale | Status |
---|---|---|---|---|---|---|---|---|
Version 2020 | 14/08/2020 - 14:23 | 4.0188.2e | Ventilation screens | All attic ventilation sources with holes greater than 1/4" will have corrosion-resistant wire mesh screens installed with openings of 1/16" to 1/4" Existing vents that are not screened will be covered with corrosion-resistant wire mesh with openings of 1/16" to 1/4" |
Prevent pest entry |
Black Line | ||
Version 2020 | 14/08/2020 - 14:23 | 4.0188.2e | Ventilation screens | All attic ventilation sources with holes greater than 1/4" will have corrosion-resistant wire mesh screens installed with openings of 1/16" to 1/4" Existing vents that are not screened will be covered with corrosion-resistant wire mesh with openings of 1/16" to 1/4" |
Prevent pest entry |
Black Line |