{"id":7677,"date":"2026-10-30T07:32:15","date_gmt":"2026-10-30T07:32:15","guid":{"rendered":"https:\/\/aspsuperhome.com\/guides\/impact-windows\/what-s-the-difference-between-hurricane-windows-and-impact-windows\/"},"modified":"2026-11-04T00:37:59","modified_gmt":"2026-11-04T00:37:59","slug":"what-s-the-difference-between-hurricane-windows-and-impact-windows","status":"publish","type":"page","link":"https:\/\/aspsuperhome.com\/guides\/impact-windows\/what-s-the-difference-between-hurricane-windows-and-impact-windows\/","title":{"rendered":"Hurricane vs Impact Windows: South Florida Guide"},"content":{"rendered":"\n
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Impact Windows & Doors | South Florida<\/p>

Hurricane Windows or Impact Windows? What South Florida Homeowners Need to Know<\/h1>

Learn how the terms compare, what non-impact glass does and does not do, and what to look for before you choose windows for your home.<\/p>

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By Jonathan Rodriguez \u00b7 Published October 30, 2026<\/p>\n\n

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In South Florida, hurricane windows and impact windows usually mean the same kind of product. The real question is whether a specific window carries an impact rating from an approved test, not which name it’s sold under.<\/p>\n

If you’re asking what’s the difference between hurricane windows and impact windows, this guide explains the terms, what each rating covers, and what to ask for before you buy.<\/p>\n

The short answer: why the two terms get mixed up<\/h2>\n

Hurricane windows is a casual name. Impact windows is the term that product labels and building rules tend to use.<\/p>\n

Many homeowners in Miami, Fort Lauderdale, and Boca Raton use “hurricane windows” for any window built to handle storm conditions. Impact windows<\/a> describe windows tested to a defined impact standard. The two terms overlap heavily because both usually point to the same impact-rated glass and frames.<\/p>\n

Florida law sets a clear rule about labels. Under Fla. Stat. \u00a7 553.842<\/a>, a product may not be advertised, sold, offered, provided, distributed, or marketed as hurricane, windstorm, or impact protection from wind-borne debris from a hurricane or windstorm unless it is approved under that section or under s. 553.8425 (local product approval). So a marketing name alone tells you very little. Treat the name as a starting point and ask for the approval paperwork for the exact product.<\/p>\n\n

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If you're weighing windows for a home you didn't pick or can't see yet, we're glad to talk through your options with you. Talk it through with our team — the first consultation is free, confidential, and carries no obligation.<\/p>

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What makes a window impact-rated<\/h2>\n

An impact-rated window uses laminated glass. Laminated glass is two layers of glass bonded to a plastic layer, called an interlayer, usually PVB.<\/p>\n

The interlayer does the key work. When a flying object strikes the glass, the glass may crack, but the interlayer helps hold the pieces together. Fragments stay in the frame instead of flying into the room.<\/p>\n

Impact-rated products face two main tests. One checks how the glass handles flying debris. The other checks how the window handles repeated wind pressure that pushes and pulls on it over time.<\/p>\n

Miami-Dade County’s hurricane guidance covers securing windows and doors. You can read it at Miami-Dade County hurricane window and door guidance<\/a>.<\/p>\n

The rating comes from the tested system, not the glass alone. Frame, anchoring, and installation all affect performance.<\/p>\n

What non-impact (standard) glass means<\/h2>\n

Non-impact windows use standard glass that has not been tested to impact standards. That is the core difference.<\/p>\n

Standard glass is usually a single layer. It has no interlayer to hold fragments together. When it breaks, it tends to form larger, sharper pieces.<\/p>\n

That is why standard glass is not rated for storm debris. In a storm, a flying object can break it and leave the opening open to wind and rain.<\/p>\n

Standard glass still has real uses. It is a common choice for interior or sheltered openings where storm debris is not the main concern. It also usually costs less up front than impact glass.<\/p>\n

What matters is knowing which type you have. Your window type changes how you should judge it for hurricane season, especially for a rental or a home nobody lives in full time.<\/p>\n

What hurricane windows are rated for<\/h2>\n

Impact ratings cover two things: resisting debris and handling repeated wind pressure.<\/p>\n

Debris testing fires a defined object at the glass to see whether the glass holds. Pressure testing repeats wind-like loads over time to see whether the window keeps its performance.<\/p>\n

A rating applies only to the product that was tested. Glass thickness, frame design, and installation all shape the result. A window that looks like the tested unit in a brochure may still be built differently.<\/p>\n

So ask for documentation that matches the exact window going in. Product approvals depend on tested and documented information about each product.<\/p>\n

An approval notice shows that a product was accepted for compliance with the Florida Building Code. Local permitting and review can vary by jurisdiction and generally concern the project and its installation rather than the statewide product approval, so each project’s details should be confirmed for each property. You can see one example in the Miami-Dade product approval notice<\/a>.<\/p>\n

Will impact windows stop a bullet?<\/h2>\n

No. Impact windows are tested against storm debris at defined speeds, not against firearms.<\/p>\n

Bullet resistance is a separate rating. It uses different testing and different glass construction. An impact rating does not tell you how a window handles gunfire.<\/p>\n

An impact rating does tell you how a window is likely to handle flying debris and repeated wind pressure in a storm. That is its purpose. It is also why the approval paperwork matters more than the sales name.<\/p>\n

Impact windows can reduce the risk that debris enters a home during a storm. They do not guarantee that a home will come through a storm undamaged. Results depend on the storm and on how the whole system was built and installed.<\/p>\n

Side by side: hurricane windows, impact windows, and standard windows<\/h2>\n

Hurricane and impact windows are usually the same impact-rated category. Standard windows are not rated for storm debris.<\/p>\n