Laminated glass windows have become increasingly popular in recent years, offering numerous benefits for both residential and commercial applications. This versatile material provides enhanced safety, security, and durability, making it an ideal choice for windows and doors. It is now a well-known construction material among architectural firms, and it is utilized in a variety of buildings, including skywalks, walkways, and floors. So, if you’re considering upgrading your windows or doors, read on to discover everything you need to know about laminated glass.


Introduction To Laminated Glass

Front Windshield Repair

One of the most popular myths about glass is that it shatters readily and may cause catastrophic damage when it does. There is a product that is sturdy enough to withstand severe impact, which is laminated glass. Laminated glass has many applications, including your vehicle’s windshield.

This type of glass may well be your greatest option if you’re seeking appropriate privacy and protection glass for your apartment’s windows. Laminated glass is made up of two layers with a laminated material sandwiched between them. It also has a huge market value.

This laminated film is commonly constructed of polyvinyl butyral, or PVB, and serves as a sealant to keep the glass from shattering. The number of layers can be increased to nine, with a PVB film sandwiched between every two sheets of glass. Here is a handy guide on laminated glass:


Making Laminated Glass

making laminated glass

Two or more layers of glass are adhered together using an elastic polymeric intermediate layer to create laminated glass. This is accomplished by a pressure and heat mechanism wherein the chemical link produced between the glass and the polymeric interlayer binds them to generate new material.

To visualize this better, think of laminated glass as a special type of glass that’s made for extra safety and durability. Imagine two sheets of regular glass. Now, imagine a clear, very sticky plastic sheet. Laminated glass is made by placing that sticky sheet between the two pieces of glass, kind of like a sandwich.

To stick everything together firmly, this ‘sandwich’ is then heated and pressed under a lot of pressure. This process makes the plastic layer melt a little and fuse with the glass sheets, forming a single piece. The cool thing is, if this glass ever breaks, the plastic layer holds the broken pieces together. So, instead of shattering into sharp, dangerous pieces like regular glass, it cracks but stays in place. This is why vehicle windshields, which are made of laminated glass, don’t fall apart when they’re damaged.


Uses of Laminated Glass

As noted earlier, vehicle windshields are the most popular use for laminated glass. That’s because laminated glass is not only tougher than regular tempered glass, but it will also not readily break and will also not disintegrate into sharp shards if it does break. Instead, it holds together in such a spiderweb-like arrangement, lowering the risk of major injuries.

Whenever it comes to offering protection against calamities like fire or earthquakes, laminated glass is indeed an excellent choice for use in structures such as airports, commercial spaces, buildings and residential homes. Because laminated glass is much more flame retardant than standard glass, it will take longer to shatter, giving the building’s occupants time to flee.

Glass does not shatter and fall out of its brackets during an earthquake, making it much safer for individuals to walk through windows and get out. Laminated glass may be used in either domestic or industrial applications.

Laminated glass is also used in car windshields.

Advantages of Laminated Glass

Laminated glass is commonly utilized for security and safety. It’s because the PVB coatings help the glass layers attach to them even if they are damaged, preventing them from falling out from the windowpane. This is especially beneficial in families with young children. The PVB layers minimize UV radiation penetration into the home, lowering the risk of skin disorders.

Enhanced Safety and Security

One of the primary advantages is their ability to provide increased security for your home or business. Unlike traditional glass, which shatters into sharp, dangerous shards, laminated glass remains intact even when broken. The interlayer holds the shattered glass in place, preventing it from falling out and making it difficult for intruders to gain access to your property.

Impact Resistance

Laminated glass windows act as a strong deterrent against forced entry attempts. Its robust construction and adhesive interlayer make it extremely difficult to break through. Burglars or vandals would need to apply significant force and time to breach the glass, giving occupants of the building valuable time to react or seek help. It can also withstand the impact of heavy objects, such as rocks or even metal, without shattering. This property is particularly crucial in areas where the risk of impact is high, such as homes near golf courses or commercial buildings located in busy urban environments.

Reinforcement Against Natural Disasters

The interlayer and multiple layers create a barrier that can withstand the impact of flying debris or high winds. This makes it highly effective in providing protection against natural disasters such as hurricanes, tornadoes, or earthquakes.

Longevity and Maintenance

It requires minimal maintenance to keep it in optimal condition. Regular cleaning with a mild glass cleaner and a soft cloth is usually sufficient to remove dirt and smudges. Unlike other types of glass, it is less prone to scratches and can retain its clarity and transparency for an extended period.

Sound Insulation and Noise Reduction

Living or working in a noisy environment can be highly disruptive and detrimental to overall well-being. Laminated glass windows offer excellent sound insulation, reducing the transmission of external noise into your space. The interlayer and multiple layers of glass disrupt sound waves, helping to create a quieter and more peaceful indoor environment.

Blocking Harmful UV Rays

Exposure to ultraviolet (UV) rays can cause fading and damage to furniture, flooring, and other interior elements. Laminated glass windows are designed to block a significant portion of UV rays, protecting your belongings from discoloration and deterioration. This UV protection helps preserve the aesthetics and value of your property. This is also the reason why this type of glass is used in museums, galleries, and private collections to safeguard valuable paintings, sculptures, and other pieces of art.

Energy Savings and Thermal Insulation

Laminated glass with specialized coatings can also contribute to energy efficiency by reducing heat gain from the sun. Low-emissivity (low-e) coatings can reflect a portion of solar heat while allowing natural light to pass through. This feature helps regulate indoor temperatures, reducing the need for excessive air conditioning or heating and lowering energy consumption.


Laminated Glass vs. Tempered Glass

laminated glass vs tempered glass

When it comes to safety glass options, both laminated glass and tempered glass offer unique advantages. Understanding the differences between the two can help you make an informed decision based on your specific requirements.

Safety Features

When tempered glass breaks, it shatters into small, pebble-like pieces without sharp edges, reducing the risk of injury. Laminated glass, however, holds its shape when broken because the interlayer keeps the glass shards in place, preventing them from scattering.

Strength and Durability

Tempered glass is up to five times stronger than regular glass and is resistant to thermal stresses and impacts. While laminated glass may not be as strong as tempered glass, its interlayer makes it highly durable and resistant to shattering.


Laminated glass can be more expensive than tempered glass due to its multi-layer structure and the additional materials used.


When deciding between laminated glass and tempered glass, consider the specific requirements of your project. If enhanced safety, security, and sound insulation are crucial factors, laminated glass may be the ideal choice. On the other hand, if resistance to thermal stress or higher heat resistance is important, tempered glass may be more suitable.

Tempered glass is used for vehicle windows ( not vehicle windshields), shower doors, phone screen protectors, computer screens, refrigerator trays, and aquariums to name a few.

Consulting with glass professionals and considering local building codes and regulations can help ensure you make the right choice for your project.


Choosing the Right Laminated Glass Windows

When selecting laminated glass windows, it is essential to consider your specific needs and priorities. Ask yourself the following questions:

  • What are your primary concerns? Is it safety, security, noise reduction, energy efficiency, or a combination of these factors?
  • Do you have any specific design preferences or customization requirements?
  • Are there any local building codes or regulations that need to be adhered to?
  • What is your budget for the project?

Consulting with professional glass installers, architects, or designers can provide valuable insights and guidance in choosing the right laminated glass windows. They can assess your needs, recommend suitable options, and ensure compliance with relevant standards and regulations. Experienced glass professionals can help you navigate the various choices and make an informed decision whether it is for your business or home.


Final Thoughts Regarding Laminated Glass

While laminated glass windows may have a higher upfront cost compared to traditional glass options, the benefits they offer can outweigh the initial investment. Enhanced safety, security, sound insulation, and energy efficiency can contribute to long-term savings and increased property value. Considering the long lifespan and durability of laminated glass, it is often a worthwhile investment for residential and commercial properties.

Crystal Glass provides the best quality glass services for all your windshield repair, residential glass, or commercial business glass needs. We are experts in laminated glass. For over 70 years, Crystal Glass has served our communities with dedicated expertise and quality glass products.  Contact us below to get our professional services.