Short answer
A hurricane garage door is a wind-rated door and track system tested to resist a stated design pressure, in pounds per square foot. IBHS calls the garage door the largest opening in a home and one of its most vulnerable areas. In the Texas coastal windstorm area, TWIA lists garage doors among improvements that need a TDI certificate of compliance.
Key facts
- IBHS: 90% of homes whose garage door survived the storm had no structural damage to the roof, based on its post-event field investigations.[1]
- FEMA P-804: garage doors are typically large, unreinforced openings that are commonly damaged during high-wind events.[3]
- TWIA's coverage area is the 14 first-tier Texas coastal counties plus parts of Harris County east of Highway 146.[7]
- HomeGuide (Jun 2025): a hurricane-rated garage door costs $1,200 to $6,000 installed for a single door and $2,000 to $10,000 for a double.[10]
Why the garage door is the weak point
IBHS calls the garage door the largest opening in a home and one of its most vulnerable areas[1]. FEMA's retrofit guide says garage doors are typically large, unreinforced openings that are commonly damaged during high-wind events[3].
The danger is what happens after the door fails. IBHS explains that when a door that is not wind-rated gives way, pressure rapidly increases inside the home. That pressure pushes up on the roof and out on the walls, on top of the suction outside, and weak connections can fail[1]. IBHS reports that 90% of homes whose garage door survived the storm had no structural damage to the roof, based on its post-storm field investigations[1]. Its research cites damage studies after Hurricane Ike in 2008[2].
IBHS lists three ways a garage door fails in high wind[1]:
- Weak tracks buckle.
- Flying debris pierces the door.
- Poor attachment to the building lets the door detach and fail inward.
That is why the whole system matters: door, tracks, brackets and how they attach to the framing.
What "wind-rated" and "design pressure" mean
Design pressure is the wind load the door is built to resist, in pounds per square foot (psf). Doors are rated in two directions: positive pressure pushing in and negative pressure (suction) pulling out[4]. IBHS says to look for a label inside the door showing positive and negative psf values; a door without one may not be wind-rated[1].
FEMA and IBHS name the same test standards: ASTM E330 and ANSI/DASMA 108, plus Florida's TAS 202 in its high-velocity zone[1][3][4]. Two details trip people up:
- The test standards do not set the pressure. FEMA says the standards do not establish test pressures, so you must check that the tested pressure fits your site[3].
- The label may not show it. FEMA notes many garage door labels lack wind speed or pressure ratings, but ANSI/DASMA 108 requires the tested pressures on its Test Report Form[3]. Ask the installer for that form.
Under ASTM E330, PNNL notes products are tested to 1.5 times design pressure[4].
The pressure your door needs depends on your local design wind speed and exposure category[4]. IBHS says to confirm the required rating with your local building department or a garage door dealer[1].
Windows in the door. FEMA says a garage door with more than 1 square foot of glass (one-car) or 1.8 square feet (two-car) should also be certified to resist windborne debris[3]. Do not peel off the rating label after installation[1].
Retrofit options
FEMA's retrofit guide lists two ways to bring a door up to design pressure[3]:
- Install a garage door certified to resist the design wind pressure for the location.
- Install an impact-resistant covering that protects the entire door and is certified for that pressure.
The Texas Department of Insurance gives similar options: replace the door and track with a system designed for high winds and windborne debris, or use a tested and approved impact-resistant covering[5]. Bracing kits for existing doors run $150 to $500, per HomeGuide[11]. Ask whether a kit is tested for your exact door.
Texas windstorm certification
On the Texas coast, wind coverage often comes from the Texas Windstorm Insurance Association (TWIA). TWIA says its coverage area is the 14 first-tier coastal counties and parts of Harris County east of Highway 146[7]:
| Counties in the TWIA and TDI windstorm area[7] |
|---|
| Aransas, Brazoria, Calhoun, Cameron, Chambers, Galveston, Jefferson, Kenedy, Kleberg, Matagorda, Nueces, Refugio, San Patricio, Willacy |
| Harris County: only areas east of State Highway 146 and inside the city limits of La Porte, Morgan's Point, Pasadena, Seabrook and Shoreacres[8] |
TWIA requires a Certificate of Compliance (WPI-8, WPI-8-E or WPI-8-C) for structures built, altered, remodeled, enlarged, repaired or added to on or after January 1, 1988[7]. All certificates are now issued by the Texas Department of Insurance, and TWIA lists windows, entry doors and garage doors among the improvements that need one[9]. TDI says garage doors in Texas must be tested to ASTM E330[5]. TDI evaluates garage doors for the program against the 2024 International Residential and Building Codes, and it says an evaluated door's design pressure must meet or exceed what the specific structure requires[6].
If you are in this area, ask each contractor how they handle TDI windstorm inspection and certification before you sign, and get the plan in writing.
What this means in Houston
Most of the City of Houston is outside the TWIA and TDI windstorm area[8]. Homes in Galveston, Brazoria and Chambers counties are inside it[7]. Inland Houston still gets hurricane winds, and IBHS's guidance on wind-rated doors applies anywhere storms hit[1]. If your current door has no wind label, IBHS's advice is to replace it with a wind-rated door[1]. Ask your city's permit office what rating applies to your address.
Hurricane garage door cost
| Item | Cost | Source |
|---|---|---|
| Single door, installed | $1,200 to $6,000 | HomeGuide, Jun 2025[10] |
| Double door, installed | $2,000 to $10,000 | HomeGuide, Jun 2025[10] |
| Installation labor | $250 to $400 single, $500 to $800 double | HomeGuide, Jun 2025[10] |
| Permits | $50 to $100 | HomeGuide, Jun 2025[10] |
| Bracing kit for an existing door | $150 to $500 | HomeGuide, Jul 2025[11] |
HomeGuide notes that wind-rated doors are heavier and an existing opener may not handle them, so confirm the quote includes the opener if needed[10]. For standard door prices, see garage door installation cost.
When to call a pro
- Your door has no wind-rating label, or you cannot find its test report.
- You live in the TWIA area and plan to replace the door: ask about windstorm certification before work starts.
- A storm bent the tracks or pushed the door in or out.
- You want a quote that names the design pressure, test standard and any impact rating.
More questions
Is there such a thing as a hurricane proof garage door?
No. HomeGuide says there is no such thing as a hurricane-proof garage door. What exists are wind-rated doors tested to a stated design pressure, and impact-rated doors that also resist flying debris.
Does Houston require a windstorm certificate for a garage door?
The TDI windstorm program and TWIA cover the 14 coastal counties and only parts of Harris County east of Highway 146 inside the city limits of La Porte, Morgan's Point, Pasadena, Seabrook and Shoreacres. Most of Houston is outside that area. City permit and code rules still apply.
Can I brace my existing garage door instead of replacing it?
HomeGuide puts bracing kits at $150 to $500. FEMA's retrofit guide names two routes: a new door certified for your design pressure, or a certified covering that protects the whole existing door. Ask a contractor whether a kit is tested for your door model.
Sources
- Why a strong garage door matters, Insurance Institute for Business & Home Safety (IBHS). Accessed 2026-10-15.
- IBHS research finds a strong garage door is key to preventing a cascade of damage during severe weather, Insurance Institute for Business & Home Safety (IBHS). Accessed 2026-10-15.
- Wind Retrofit Guide for Residential Buildings, FEMA P-804 (Dec 2010), section 4.2.1.3 Garage doors, Federal Emergency Management Agency (hosted by WBDG). Accessed 2026-10-15.
- Garage doors are pressure rated, U.S. Department of Energy Building America Solution Center (PNNL). Accessed 2026-10-15.
- Questions to ask your contractor before installing opening protection (updated Jul 21, 2025), Texas Department of Insurance. Accessed 2026-10-15.
- Submittal requirements for product evaluation: garage doors and rolling doors (2024 IRC and IBC, May 20, 2026), Texas Department of Insurance. Accessed 2026-10-15.
- TWIA overview, Texas Windstorm Insurance Association. Accessed 2026-10-15.
- Designated catastrophe area: Harris County map, Texas Department of Insurance. Accessed 2026-10-15.
- Windstorm certification, Texas Windstorm Insurance Association. Accessed 2026-10-15.
- How much does a hurricane garage door cost? (Jun 3, 2025), HomeGuide. Accessed 2026-10-15.
- Garage door prices (Jul 9, 2025), HomeGuide. Accessed 2026-10-15.
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