Impact-resistant windows are crucial in modern hurricane protection. They ensure home security and offer long-term efficiency too. But still, homeowners still have questions. Like how do these windows work, how long they last, what they cost, whether they reduce insurance premiums, and what maintenance actually looks like, etc.
Because these are high-stakes upgrades, having clear answers on impact windows in Sunrise matters. This guide breaks everything down to help you understand exactly what you’re investing in
20 Impact-Resistant Window FAQs Answered
You’ve got questions and we’ve got them answered!
1. What exactly are impact-resistant windows?
Impact-resistant windows are engineered with laminated safety glass: two glass panes bonded with a durable interlayer such as PVB (polyvinyl butyral) or SentryGlas. This interlayer acts like a shield.
When struck by debris, the outer glass may crack. But the interlayer holds everything together. The window stays structurally intact. This prevents shattering and dangerous pressure changes inside the home.
2. How do impact windows work during a hurricane?
They operate on pressure control and impact absorption:
- The laminated interlayer absorbs the force of flying debris
- Reinforced frames prevent the unit from detaching
- The sealed structure keeps interior pressure stable
Maintaining stable pressure is crucial. Once a window fails, internal pressure spikes and can cause roof/wall collapse.
3. What makes them different from normal windows?
Standard windows use simple single-pane glass, which:
- Shatters into sharp pieces
- Offers no resistance to debris
- Allows pressure changes
Impact windows are built with:
- Laminated multi-layer glass
- Reinforced frames
- Stronger seals
- Hurricane-grade testing
They stay intact even when cracked.
4. Are all impact windows the same?
No. They vary based on:
- Glass thickness
- Interlayer type
- Number of laminated layers
- Frame material (vinyl, fiberglass, aluminum)
- Certifications (ASTM, Miami-Dade, HVHZ)
Higher-rated products offer better performance, energy savings, and durability.
5. What certifications should homeowners look for?
The major ones include:
- ASTM E1886 / E1996: Industry impact and cycling standards
- Miami-Dade NOA: The highest hurricane testing certification
- HVHZ approval: Required in High Velocity Hurricane Zones (Broward & Miami-Dade)
These labels come with a guarantee that the windows can withstand strong debris impact and repeated wind-pressure cycles.
6. Do impact windows improve home security?
Yes. Massively.
The laminated layers make forced entry extremely difficult. Even repeated hits with heavy tools usually won’t create an opening. Burglars rely on quick access, and these windows eliminate that advantage.
Impact windows = 24/7 passive security.
7. Do impact windows lower energy bills?
They do. Thanks to:
- Insulated glass options
- Low-E coatings
- Tight seals
- Heat-reducing glass layers
Homes stay cooler in summer and more stable temperature-wise year-round, reducing AC strain.
8. Can impact windows reduce noise?
Yes. They help block:
- Traffic noise
- Construction
- Loud neighbors
- Aircraft noise
- Barking dogs
Many homeowners report noticeable improvements in sleep quality and indoor comfort.
9. Do these windows also offer UV protection?
Most impact windows block up to 99% of harmful UV rays. This protects:
- Flooring
- Curtains
- Furniture
- Artwork
- Photographs
And reduces unwanted heat entering the home.
10. How long do impact-resistant windows last?
Typically 20–30 years, and high-end models may last longer. Longevity depends on:
- Material quality
- Frame type
- UV exposure
- Installation quality
- Maintenance
Vinyl, fiberglass, and high-grade aluminum frames all offer long-term durability.
11. Do impact windows require special maintenance?
Maintenance is minimal. All you have to do is:
- Clean glass with non-abrasive products
- Keep tracks and weep holes clear
- Inspect seals once or twice a year
- Lubricate locks and hinges annually
No shutters, no pre-storm setup; just steady year-round protection.
12. Can impact windows crack?
Yes, but a cracking ≠ failure. Even cracked, they continue blocking debris and resisting pressure. The interlayer prevents penetration, collapse, or shattering.
13. Are impact windows required by building code?
In many hurricane-risk zones, yes. Broward County, Miami-Dade, and other coastal areas require either:
- Impact-rated windows, OR
- Approved storm shutters
Impact windows are the permanent, maintenance-free solution.
14. How strong is the glass?
Impact glass is tested using:
- 2×4 wooden missile impacts at 30–50 mph
- Repeated pressure cycling simulating hurricane winds
This ensures the window can withstand real storm conditions.
15. Do impact windows reduce insurance premiums?
Often, yes. Insurance companies may offer discounts because:
- The risk of window failure decreases
- Pressure-related structural failures become less likely
- Water intrusion risks are lower
Savings vary by insurer but can make a noticeable difference.
16. Do impact windows increase home value?
Absolutely. Buyers love homes with built-in storm protection. Impact windows also improve:
- Energy performance
- Noise control
- Curb appeal
- Security
This makes homes more attractive and competitive in the market.
17. What frame materials are available?
Most impact windows are offered in:
- Vinyl: Energy-efficient, low maintenance
- Aluminum: Strongest option for high-wind zones
- Fiberglass: Extremely durable and stable
Each material brings its own benefits depending on climate and performance needs.
18. How long does installation take?
Most projects take 1–3 days depending on:
- Number of openings
- Window sizes
- Structural conditions
- Whether stucco or drywall needs touch-ups
Professional installation is essential. It directly affects lifespan and performance.
19. Do I still need shutters with impact windows?
In most cases, no.
Impact windows are designed to replace shutters entirely. Benefits over shutters include:
- No installation before storms
- No storage space needed
- Cleaner exterior appearance
- Continuous protection
Shutters are optional, not required.
20. Are impact windows worth the investment?
Yes. When you combine storm protection, security, lower energy bills, and long-term durability, the ROI is substantial.
Conclusion
Impact-resistant windows address the top homeowner concerns, including safety, durability, and peace of mind. They’re made to withstand the most aggressive hurricane conditions. That’s how they protect your home from debris and prevent sudden pressure changes. They also deliver long-term stability.
Beyond severe weather defense, they also improve daily life. By reducing noise and blocking UV rays, you can enjoy a more peaceful everyday life. Their maintenance is also very minimal, and they come with decades of performance if maintained periodically. So if you’re a homeowner and want protection of your home, family, and pets during a hurricane, these windows are a top-tier investment. This is exactly why so many families trust impact windows in Sunrise.