Double-Glazed Glass vs Spandrel Glass: Which Is Better?

November 5, 2024

Key Takeaways

Double-glazed glass consists of two panes of glass with a space in between, offering excellent insulation and noise reduction.
Spandrel glass is opaque and used to cover structural elements, providing a sleek and modern appearance.
Double-glazed glass is ideal for areas where energy efficiency and noise reduction are priorities.
Spandrel glass is best suited for non-vision areas, enhancing building aesthetics without compromising on energy efficiency.
Panda Windows & Doors offers customized solutions for both glass types.

What is Double-Glazed Glass?

Double-glazed glass, also known as insulated glass, consists of two panes of glass separated by a spacer and sealed together. This space is filled with an inert gas like argon to improve its insulating properties – with the design improving thermal performance and also reducing noise, making it a popular choice for both residential and commercial buildings.

Besides the basic construction, the type of glass used can vary. Low-E coatings can be applied to further enhance energy efficiency by reflecting heat back into the room during winter and keeping it out during summer.

Founded in 1991, Panda Windows & Doors specializes in state-of-the-art custom glass wall systems for both residential and commercial spaces through Panda Windows & Doors. Operating from our manufacturing facility in Las Vegas, Nevada, we have been at the forefront of innovation for over 30 years. Our extensive product lineup includes over 80 high-end offerings, such as pivot doors, French doors, folding doors, lift & slides, multi-slides, horizontal sliding walls, and operable windows. These systems are available in materials like aluminum, steel, stainless steel, bronze, solid wood, and aluminum-wood clad.

We are renowned for our award-winning designs, engineering solutions, and fast lead times, delivering in just 6-10 weeks to customers throughout the U.S. and Caribbean. Trusted by leading architectural firms and glaziers nationwide, we stand as the premier manufacturer of custom luxury windows and doors in the United States.

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Energy Efficiency Benefits

By reducing heat transfer, it keeps homes warmer in winter and cooler in summer, which can lead to substantial savings on energy bills. According to some studies, double-glazed windows can reduce energy consumption by up to 30% compared to single-pane windows.

Noise Reduction Features

Double-glazed glass also excels in noise reduction, making it an excellent choice for properties located in busy or noisy environments. The space between the glass panes acts as a buffer, dampening sound vibrations and providing a quieter indoor environment. This feature is particularly beneficial in urban settings where noise pollution is a concern.

Durability and Weather Resistance

Another advantage of double-glazed glass is its durability. The sealed design protects against the elements, reducing the risk of weather-related damage. It’s also more resistant to breakage than single-pane glass, offering an added layer of security.

Advantages of Double-Glazed Glass

Excellent thermal insulation reduces energy costs.
Effective noise reduction for a quieter indoor environment.
Increased security due to its durable design.
Potential to add Low-E coatings for enhanced energy efficiency.

Disadvantages of Double-Glazed Glass

Despite its many benefits, double-glazed glass does have some drawbacks. It can be more expensive upfront compared to single-pane glass, and the installation process is more complex. Also, if the seal between the panes is compromised, it can lead to condensation and reduced efficiency.

What is Spandrel Glass?

Spandrel glass is a type of opaque glass used in building facades to conceal structural elements and provide a uniform appearance. Unlike double-glazed glass, spandrel glass is not meant to be seen through. Instead, it offers a sleek and modern look while maintaining energy efficiency.

Variety of Design Options

Spandrel glass is highly versatile in terms of design. It can be customized in a variety of colors and finishes to match the aesthetic requirements of any building, which makes it a popular choice for architects who wish to achieve a seamless and modern appearance for a building’s facade.

As well as a choice of color options, spandrel glass can be treated with different coatings to enhance its performance. For instance, ceramic frits can be applied to increase opacity and provide additional UV protection. This flexibility allows architects to use spandrel glass creatively, integrating it into various architectural styles and designs.

Advantages of Spandrel Glass

Spandrel glass offers several advantages that make it an appealing choice for many architectural projects.

Firstly, its ability to conceal structural elements while maintaining a sleek appearance is invaluable for modern building designs. This feature allows for a clean and uninterrupted facade, enhancing the building’s overall aesthetic.

Spandrel glass also contributes to energy efficiency by insulating non-vision areas of a building. It helps reduce heat transfer, which can lead to lower energy costs. Spandrel glass is also durable and resistant to weathering, ensuring long-lasting performance.

Disadvantages of Spandrel Glass

One of the main drawbacks is that it is not transparent, meaning it cannot be used in areas where natural light or visibility is desired – which limits its application to non-vision areas of a building.

The cost of spandrel glass can be higher than traditional glass due to its specialized coatings and treatments. This can be a consideration for projects with tight budgets. The installation of spandrel glass requires precision to ensure a seamless appearance, which may increase labor costs.

Spandrel glass is ideal for commercial buildings where areas need to be hidden for a sleek and cohesive look.

Double-Glazed Glass vs Spandrel Glass

A comparison at a glance:

Aspect	Double-Glazed Glass	Spandrel Glass
Primary Use	Vision areas (windows, doors)	Non-vision areas (panels, curtain walls)
Energy Efficiency	Excellent heat transfer reduction	Good insulation for non-vision areas
Temperature Control	Maintains stable indoor temperature	Prevents heat loss through opaque sections
Cost	Higher initial investment	Moderate cost
Long-Term Savings	Significant energy bill reduction	Contributes to overall building efficiency
Maintenance	Regular cleaning and seal inspection	Less frequent maintenance
Aesthetics	Transparent, allows natural light	Opaque, modern look
Installation	Requires precision for optimal sealing	Needs attention to matching adjacent panels
Best Application	Windows and doors	Curtain walls and spandrel panels

Modern Black Pivot Door

Panda Windows & Doors offers a large range of award-winning window and door systems.

Why You Should Choose Panda Windows & Doors

When it comes to selecting the right glass for your architectural projects, at Panda Windows & Doors, we stand out as a leader in innovation and quality.

Our commitment to providing customized solutions ensures that you receive the perfect glass products tailored to your specific needs.

Custom Solutions Offered

At Panda Windows & Doors, we understand that every project is unique. That’s why we offer a wide range of customizable glass options, including both double-glazed and spandrel glass. Our team of experts works closely with you to design and manufacture glass products that meet your exact specifications, ensuring a perfect fit for your architectural vision.

Commitment to Quality and Innovation

Quality and innovation are at the heart of everything we do.

Our glass products are engineered to the highest standards, incorporating the latest advancements in technology and design. This commitment to excellence has earned us numerous awards and accolades, including recognition for our innovative door systems.

We continuously strive to push the boundaries of what’s possible in glass design, offering solutions that are not only functional but also aesthetically pleasing.

Frequently Asked Questions (FAQs)

Is double-glazed glass more energy-efficient than spandrel glass?

Double-glazed glass is specifically designed for energy efficiency in vision areas, offering excellent thermal insulation. Spandrel glass, while contributing to energy efficiency in non-vision areas, serves a different purpose by enhancing aesthetics and concealing structural elements.

Can spandrel glass be used in residential applications?

Yes, spandrel glass can be used in residential applications, particularly in areas where structural elements need to be concealed or where a modern, sleek appearance is desired. It’s an excellent choice for creating a cohesive facade while maintaining energy efficiency.

In residential projects, spandrel glass can be used in conjunction with double-glazed glass to achieve a balance of transparency and opacity, enhancing both the functionality and aesthetics of the home.

What maintenance is required for double-glazed windows?

Double-glazed windows require regular cleaning to maintain their clarity and performance. It’s also important to periodically inspect the seals to ensure they remain intact, preventing condensation between the panes. If any issues arise, addressing them promptly can help maintain the windows’ efficiency and longevity.

Can I install the windows myself?

While it’s possible to install windows yourself, professional installation is recommended to ensure the best results. Professionals have the expertise and tools necessary to achieve a precise fit, maximizing the performance and longevity of your windows.

What level of customer care does Panda Windows & Doors offer?

At Panda Windows & Doors, we prioritize customer satisfaction and provide comprehensive support throughout the entire process. From design consultation to aftercare, our team is dedicated to ensuring a positive experience for every client.

Our commitment to customer care includes personalized service, expert guidance, and a focus on delivering high-quality products that meet your specific needs.