A practical project-buyer guide to Miami-Dade/Broward HVHZ, product approvals, NOAs and why the exact configuration still matters.
What is HVHZ?
Florida’s High-Velocity Hurricane Zone applies to Miami-Dade and Broward counties and carries additional product/testing requirements for exterior openings. For project buyers, the practical point is simple: verify the exact product approval for the actual configuration.
Miami-Dade NOA and Florida Product Approval
Both are approval pathways used in Florida construction. The applicable documentation, limitations of use, glass, anchors, substrates and size limits must be reviewed against the project. A model name alone is not enough.
Why configuration matters
A fixed unit, operable unit, mulled assembly, door or storefront condition can have different tested limits. Changing glass, size, frame, anchors or mullions can change the governing approval.
What to send for verification
Opening mark, size, product type, required design pressure, wall/substrate condition, glass specification and project location give the technical team a usable starting point.
Technical guides are educational. Current approvals, engineering, manufacturer documents and the project drawings govern the final product and installation.