{"id":"cmp-001","license":"CC-BY-4.0","data":{"title":"Mesh openings at true scale — 1/4, 1/8, and 1/16 inch","file":"/diagrams/cmp-001-mesh-true-scale.svg","caption":"FA Exhibit CMP-001. 1/4 inch insect screen is outside the Oregon R327.3.2 band. Not a universal ban of 1/4 inch mesh.","alt":"Three mesh swatches drawn at the same scale. 1/4 inch sits outside the R327.3.2 band. 1/8 inch is the maximum permitted. 1/16 inch is the minimum permitted.","kind":"diagram","rights":"cc-by-4.0","depicts":"Vent mesh opening sizes compared at one scale against the R327.3.2 1/16 to 1/8 inch band","identifiableAddress":false,"exifGpsStripped":true,"derivation":"After ORSC R327.3.2 and FEMA P-737 openings less than 1/8 inch.","technicalReviewer":"Grayson Graham","lastVerified":"2026-08-23T00:00:00.000Z","sourceUrl":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf"}}