● ActiveHVHZ approvedLast checked Oct 21, 2026
GAF Master Flow Wind Turbine Galvanized Externally Braced
Florida product approval and Miami-Dade NOA.
Check: Over asphalt shingle roofs only, max 33 ft mean roof height.
FL #FL5027-R18
Miami-Dade NOA22-0411.04
NOA expires07/17/2027In 9 months
Approval details
- Manufacturer
- GAF · 1 Campus Drive, Parsippany, NJ 07054
- Category
- Roofing · Ventilation · Steel turbine vent
- Approved in HVHZ
- Yes
- Deck type
- Wood
- Max mean roof height
- 33 ft
- NOA approved
- 06/23/2022 · replaces NOA Revises and renews NOA 20-0130.04
Official documents
PDFMiami-Dade NOA 22-0411.04miamidade.govPDFGAF Florida approval FL5027-R18, Master Flow ventilation productsgaf.com
Verify on floridabuilding.org ↗Quick answers
What is the FL number for GAF Master Flow Wind Turbine Galvanized Externally Braced?
FL5027 (HVHZ). The Miami-Dade NOA is 22-0411.04.
Is GAF Master Flow Wind Turbine Galvanized Externally Braced approved in the HVHZ?
Yes, on wood decks, up to a 33 ft mean roof height. The NOA expires 07/17/2027.
Public record. Always verify on the official source before you permit.