● ActiveHVHZ approvedLast checked Oct 21, 2026

O'Hagin WeatherMaster Vents

Florida product approval and Miami-Dade NOA.

Check: Only with the roof coverings listed for each assembly, minimum 2:12 slope, not below or next to valleys or concentrated runoff.

Miami-Dade NOA23-0510.01

NOA expires10/26/2028In 24 months

Approval details

Manufacturer: O'Hagin · 210 Classic Court, Suite 100, Rohnert Park, CA 94928
Category: Roofing · Off-ridge vent · Steel, aluminum or copper
Approved in HVHZ: Yes
Max mean roof height: 75 ft
NOA approved: 10/26/2023

Official documents

PDFMiami-Dade NOA 23-0510.01miamidade.gov

Verify on floridabuilding.org ↗

Products this NOA lists

WeatherMaster Low Profile Flat Tile Vent · WeatherMaster Medium Profile M Tile Vent · WeatherMaster High Profile S Tile Vent · WeatherMaster Vent for Natural Shingle, Shake, Slate and Metal Roofs · Primary Vent with Diverter (Low, Medium, High Profile)

Quick answers

Is O'Hagin WeatherMaster Vents approved in the HVHZ?

Yes, up to a 75 ft mean roof height. The NOA expires 10/26/2028.

Public record. Always verify on the official source before you permit.