United States / Build / Model MGV Style Louver Vents: 5420-1206-MGV (12" × 6), 5420-1208-MGV (12" × 8")

Model MGV Style Louver Vents: 5420-1206-MGV (12" × 6), 5420-1208-MGV (12" × 8"): side section, drawn from this record's sourced dimensions. No dimension is drawn that its source did not publish.
Model MGV Style Louver Vents: 5420-1206-MGV (12" × 6), 5420-1208-MGV (12" × 8") — side section. Drawn from this record's own sourced values; every dimension on it is one a published document states, and a parameter the source did not publish is named on the drawing rather than estimated. The profile is traced from the manufacturer's own dimensioned drawing, reviewed and signed. CC BY 4.0.

Model MGV Style Louver Vents: 5420-1206-MGV (12" × 6), 5420-1208-MGV (12" × 8")

This is a listed vent assembly. Listing 8165-2363:0003. This site cites OSFM BML. Match the model and orientation.

Kind: listed-assembly. Brand: Able Sheet Metal. Listing evidence: OSFM WUI handbook 2026-08-25. Page reviewed 2026-08-26. JSON (CC BY 4.0)

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California’s current wildfire vent listing includes Model MGV louver vents in both sizes, 12 × 6 and 12 × 8 inches.

CAL FIRE’s live Building Materials Listing includes Able Sheet Metal’s 5420-1206-MGV, measuring 12 × 6 inches, and 5420-1208-MGV, measuring 12 × 8 inches. They appear under listing 8165-2363:0003 in category 8165, which covers vents for the wildland-urban interface. The listing status was confirmed live on August 25, 2026, and shows an expiration date of June 30, 2027.

That answers the listing question, but it does not supply every specification detail. The live description names no test protocol, so the listing alone does not identify the testing method behind acceptance. Before specifying either vent, confirm the test standard and exact model number on GOVmotus, especially if approval depends on a particular size, installation method, or project requirement. The practical conclusion is narrow but clear: these two models are listed now, under the stated listing number, through the stated expiration date.

Documents for this product

Each link opens the publisher's own copy, so you read the revision they are shipping today.

CAD drawings

  • WUI Tested Fire Resistant Multi-Guard Louver Vent (MGV) — front, side section and top views (catalog p.10) — Able Sheet Metal · dated 2026-06-25 · PDF
    UNRESOLVED MEMBER, and it is the reason no dimension from this document is carried onto this record. Page 10's table names 5320-MGV16, 5340-MGV16 and 5360-MGV16 — three of this record's thirteen models — and dimensions the section at 2 inches deep. The other ten models (the 5420- and 5405- and 5410- series) appear only in the page 5 product list, which prints a face size and a net free area and no depth. Page 6 separately gives the eave / soffit / foundation family 1 inch of depth, so Able demonstrably builds the MGV at more than one depth and the ten undrawn models cannot inherit the 2 inches by assumption.

Documented attributes

Each value below points to its field-level manufacturer, official-listing, test-report, or standard-body evidence.

AttributeValueEvidence source
Dimensions
Mesh opening 0.0625 in CAL FIRE OSFM Building Materials Listing — 8165-2363:0003 (official-listing · Listing 8165-2363:0003, Description field)018") galvanized steel frame and louvers, a Promat PROMASEAL-LFC Flexible Intumescent Strip adhered at the top of each vent, a primary 1/16-inch galvanized steel mesh on the interior face, and secondary meshes between each louver blade.
Sheet gauge 26 CAL FIRE OSFM Building Materials Listing — 8165-2363:0003 (official-listing · Listing 8165-2363:0003, Description field)Products are manufactured from 26 gauge (0.018") galvanized steel frame and louvers, a Promat PROMASEAL-LFC Flexible Intumescent Strip adhered at the top of each vent, a primary 1/16-inch galvanized steel mesh on the interior face, and secondary meshes between each louver blade.
Material
Material galvanized steel CAL FIRE OSFM Building Materials Listing — 8165-2363:0003 (official-listing · Listing 8165-2363:0003, Description field)
ProgramID / sourceEvidence dateExpiresStatus
CAL FIRE BML 8165-2363:0003 · Search BML for 8165-2363:0003 2026-08-25 2027-06-30 listed

Tests and programs cited

Models named on the listing

ModelApplication
5420-1206-MGV (12" × 6) (5420-1206-MGV)
5420-1208-MGV (12" × 8") (5420-1208-MGV)
5420-1212-MGV (12" × 12") (5420-1212-MGV)
5420-1224-MGV (12" × 24") (5420-1224-MGV)
5320-MGV (14" × 12") (5320-MGV)
5420-1414-MGV (14" × 14") (5420-1414-MGV)
5420-1416-MGV (14" × 16") (5420-1416-MGV)
5340-MGV (14" × 18") (5340-MGV)
5360-MGV (14" × 24") (5360-MGV)
5420-1616-MGV (16" × 16") (5420-1616-MGV)
5420-1624-MGV (16" × 24") (5420-1624-MGV)
5405-1818-MGV (18" × 18") (5405-1818-MGV)
5410-MGV (18" × 24") (5410-MGV)

Specification notes

Sources

Model MGV Style Louver Vents: 5420-1206-MGV (12" × 6), 5420-1208-MGV (12" × 8"). FireApproved. https://fireapproved.com/materials/able-sheet-metal-model-mgv-style-louver-vents-5420-1206-mgv-5420-1208/. Last verified 2026-08-26.