{"id":"cmp-004","license":"CC-BY-4.0","data":{"title":"Inside an ember-rated vent: baffle path vs straight-through","file":"/diagrams/cmp-004-baffle-path-vs-straight-through.svg","caption":"FA Exhibit CMP-004. Inside an ember-rated vent: baffle path versus straight-through.","alt":"Two equal vent cutaways compare a generic straight-through screened opening with one documented interleaved-baffle configuration. The first gives air and particles a direct path. The second makes air take a right-angle, Z-shaped, right-angle route and provides a low settling pocket. The baffle is an example after U.S. Patent 8,684,803, not a universal vent interior or proof of listing.","kind":"diagram","rights":"cc-by-4.0","depicts":"A straight-through screened opening and a documented interleaved-baffle vent do not present the same flow path","identifiableAddress":false,"exifGpsStripped":true,"derivation":"AFTER FEMA P-737 §4.4 & U.S. PATENT 8,684,803 FIG. 3 · ALTERNATIVE HONEYCOMB EXAMPLE: ICC-ES ESL-1445.","technicalReviewer":"Grayson Graham","lastVerified":"2026-08-25T00:00:00.000Z"}}