● ActiveHVHZ approvedLast checked Oct 21, 2026
Lomanco 770-D Roof Louver
Florida product approval and Miami-Dade NOA.
Check: Asphalt shingle roofs only, minimum 2:12 slope, 22 nails per vent.
Miami-Dade NOA25-0717.02
NOA expires10/04/2030In 48 months
Approval details
- Manufacturer
- Lomanco · 2101 West Main Street, Jacksonville, AR 72076
- Category
- Roofing · Static louver vent · Aluminum
- Approved in HVHZ
- Yes
- Max mean roof height
- 33 ft
- NOA approved
- 08/21/2025 · replaces NOA 21-0111.01
Official documents
Verify on floridabuilding.org ↗Products this NOA lists
Lomanco 770-D Roof Louver · TRI-BUILT 770-D Roof Louver
Quick answers
Is Lomanco 770-D Roof Louver approved in the HVHZ?
Yes, up to a 33 ft mean roof height. The NOA expires 10/04/2030.
Public record. Always verify on the official source before you permit.