Contractors Guide to Hurricane Impact Windows

by Impact Windows Center February 18, 2024

Key Takeaways

Hurricane impact windows are essential for protecting homes in storm-prone areas.
They are built with multiple layers and strong frames to resist high winds and flying debris.
Installing these windows can lead to energy savings and may reduce insurance premiums.
Proper installation is crucial for windows to perform effectively during a hurricane.
Regular maintenance ensures longevity and continued protection of your home.

Why Hurricane Impact Windows Are a Game Changer

When the sky darkens and the winds howl, there's nothing more reassuring than knowing your home is fortified against nature's fury. Hurricane impact windows aren't just a protective measure; they're a game changer for anyone living in areas where storms frequently make landfall. But why exactly should you consider this upgrade? Let's dive in.

Safety and Durability in Extreme Weather

First and foremost, these windows are designed to withstand the violent force of hurricane winds and the debris they hurl through the air. Imagine a tree branch flying towards your home at over 100 miles per hour. Standard windows don't stand a chance, but hurricane-impact windows are built to take the hit and keep your home sealed from the storm.

Energy Efficiency and UV Protection

Besides their brute strength, these windows also come with energy-efficient features. They can significantly reduce your cooling costs by blocking out heat, thanks to their low-emissivity coatings. Plus, they protect your interior from UV rays that can fade furniture and flooring.

Enhanced Home Security

Thieves often see windows as the weakest entry point into a home. With hurricane-impact windows, that vulnerability is greatly reduced. The same features that keep out flying debris also make it incredibly tough for someone to break in.

Impact on Insurance Premiums

Most importantly, installing hurricane-impact windows can lead to lower homeowner's insurance premiums. Insurers know the value of these windows and often reward homeowners with discounts for making this smart investment.

Decoding the Anatomy of Hurricane Impact Windows

Understanding what goes into hurricane impact windows is crucial for appreciating their value. Let's unpack their construction and see why they're so effective.

Understanding Layers and Laminates

The secret sauce of hurricane impact windows is in the layers. These aren't your average panes of glass. They consist of a sandwich of glass and a special shatter-resistant material, usually polyvinyl butyral (PVB) or ethylene-vinyl acetate (EVA). This combination ensures that if the glass cracks, the pieces stick to the inner layer, keeping the window intact.

Frame Material Matters

The frames play just as critical a role as the glass. You'll find options like vinyl, aluminum, and reinforced materials that offer different levels of protection and aesthetic appeal. Each has its pros and cons, but all are leaps and bounds stronger than standard window frames.

The Role of Impact-Resistant Glass

Impact-resistant glass is tough, but it's also smart. It's designed to flex under pressure rather than shatter, absorbing the energy of flying debris. This resilience is what makes hurricane impact windows so reliable in the face of Mother Nature's worst tantrums.

Selecting the Right Hurricane Impact Windows for Your Project

Selecting the right hurricane impact windows isn't just about finding the toughest glass out there; it's about matching the right features to your specific needs. It's crucial to understand the local weather patterns, the architectural design of your home, and the various products on the market. This ensures you get the protection you need without compromising on style or overpaying for unnecessary features.

Evaluating Wind Load and Pressure Ratings

Every region has its own set of challenges when it comes to wind speed and pressure. The wind load and pressure ratings on hurricane impact windows indicate how much force they can withstand. These ratings are determined by rigorous testing and should meet or exceed the standards set by your local building codes. Always check the product specifications and consult with a professional to ensure your selected windows are up to the task.

For instance, if you live in a coastal area that frequently experiences Category 4 hurricanes, you'll need windows rated for higher wind loads than someone living in a region where tropical storms are the main concern. This is not just a matter of safety, but also of compliance, as building regulations often dictate the minimum requirements for these ratings.

Custom Designs Vs Standard Options

When it comes to hurricane impact windows, you'll find that there's a wide range of options. You can choose standard sizes and styles, which are typically more cost-effective and readily available. However, if your home has unique window shapes or sizes, or if you're looking for a specific aesthetic, custom-designed windows may be the way to go. Keep in mind that custom solutions usually come with a higher price tag and longer lead times, so plan accordingly.

Matching Windows to Architectural Styles

Your home's architecture plays a significant role in selecting the right hurricane-impact windows. Whether you have a modern, traditional, or coastal-style home, there are window designs that will complement the aesthetic while providing the necessary protection. For example, colonial homes might benefit from impact windows with divided light patterns, while contemporary homes might look best with large, unobstructed panes.

Installation Best Practices for Optimal Performance

The best hurricane-impact windows can only serve their purpose if they're installed correctly. Improper installation can lead to windows that don't protect as they should or, worse, cause damage to your home during a storm. Follow these best practices to ensure your windows are installed for optimal performance.

Step-by-Step Guide to Proper Installation

Before you start, make sure you have all the necessary tools and materials on hand. A typical installation will require a level, drill, screws, shims, sealant, and waterproofing materials. Here's a simplified guide to get you started:

Remove the old window carefully to avoid damaging the surrounding structure.

Check the opening for level and plumb. Make any necessary adjustments.

Apply a waterproof membrane around the edges of the opening to prevent water infiltration.

Place the new window into the opening, using shims to ensure it sits level and square.

Secure the window to the structure using the appropriate screws or bolts as per manufacturer's instructions.

Seal around the edges of the window with a high-quality sealant to ensure a watertight seal.

Inspect the installation to make sure there are no gaps or potential points of weakness.

Remember, while this guide provides a basic overview, it's important to follow the manufacturer's specific instructions for your windows. Each product may have unique installation requirements that are essential for proper performance.

After the window is installed, test it to ensure it opens, closes, and locks smoothly. This not only ensures functionality but also confirms that the window is properly aligned and secured.

Common Installation Pitfalls to Avoid

Even the most experienced installers can make mistakes. Here are some common pitfalls to avoid during the installation of your hurricane-impact windows:

Ignoring manufacturer's instructions and local building codes.
Improper sealing leads to leaks and water damage.
Using the wrong type of fasteners can compromise the structural integrity of the window.
Not accounting for expansion and contraction of materials, which can affect the window's performance over time.

By being mindful of these issues, you can help ensure a successful installation that provides the protection and peace of mind you're looking for.

Verifying Compliance with Local Building Codes

It's essential to verify that your installation complies with local building codes. These regulations are in place to ensure that buildings can withstand the local weather conditions and that residents are safe. Failure to comply can result in fines, legal issues, and inadequate protection when a storm hits.

Consult with local authorities or a professional installer to ensure your hurricane-impact windows meet all necessary requirements. This will often involve inspections and certifications, so be prepared for this part of the process.

For example, in Miami-Dade County, one of the most hurricane-prone areas in the United States, building codes are particularly stringent. Windows must pass rigorous tests, including large missile impact tests, to be approved for installation. Always check with your local building department to understand the specific requirements for your area.

Adhering to local building codes not only ensures safety but also protects your investment by ensuring that your windows are as effective as possible in a storm.

Maintaining Impact Windows for Longevity

Once your hurricane-impact windows are installed, it's important to maintain them to ensure they continue to provide protection year after year. Regular maintenance not only extends the life of your windows but also ensures they will perform as expected when you need them most.

Regular Inspection Schedule

To ensure your hurricane-impact windows maintain their integrity and protective capabilities, establish a regular inspection routine. At least twice a year, check for any signs of wear and tear, including sealant failures, cracks in the glass, or warping of the frame. After any major weather event, it's also wise to perform a thorough check to address any potential damage.

Addressing Wear and Tear

If you do find signs of wear and tear, it's important to address them promptly. Small cracks can turn into big problems if left unattended, especially when the next storm rolls in. For minor issues like worn sealant or loose hardware, repairs can be straightforward. For more significant damage, consult with a professional to determine whether a repair or replacement is necessary.

Keep in mind that while hurricane-impact windows are incredibly durable, they're not indestructible. Regular maintenance not only extends their lifespan but also ensures they can protect your home effectively when it's most crucial.

Check window seals and replace any that are worn out.
Look for any signs of glass damage and repair or replace as needed.
Ensure that the window frames are secure and not compromised in any way.

By keeping up with these maintenance tasks, you can rest assured that your hurricane-impact windows will stand strong against whatever the elements may bring.

Frequently Asked Questions

How long do hurricane impact windows last?

Hurricane impact windows are built to last and can typically serve your home well for 20 to 30 years. However, their lifespan can be affected by the severity and frequency of storms, as well as how well they are maintained. Regular inspections and maintenance are key to ensuring your windows last as long as possible.

Can hurricane-impact windows withstand a Category 5 storm?

While no window can be guaranteed to withstand all possible impacts, high-quality hurricane impact windows are designed to resist the wind pressures and flying debris brought by Category 5 storms. They undergo stringent testing to ensure they meet the necessary safety standards. However, always verify the specific ratings of the windows you choose to ensure they're appropriate for your area's weather patterns.

What is the difference between hurricane-impact windows and storm shutters?

Hurricane impact windows are permanent fixtures that provide continuous protection against storms, while storm shutters are typically installed temporarily in anticipation of a storm. Impact windows offer the added benefits of energy efficiency, UV protection, and noise reduction, which storm shutters do not provide. Additionally, impact windows enhance the security of your home year-round.

How much can I save on insurance by installing impact windows?

Installing hurricane-impact windows can lead to significant savings on your homeowner's insurance premiums. While the exact amount varies based on your insurance provider and location, discounts can range from 10% to 30% of the windstorm portion of your insurance policy. This is because impact windows significantly reduce the risk of damage during a storm, which is a win for both you and your insurance company.

Are there any special maintenance requirements for hurricane-impact windows?

Hurricane impact windows require similar maintenance to regular windows. Regular cleaning with mild soap and water, along with the aforementioned inspections and repairs, will keep them in good condition. Avoid using abrasive cleaners or sharp tools that could scratch or damage the glass. Proper maintenance ensures your windows remain clear, clean, and effective for years to come.