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Advanced Spacer Technologies for High-Performing Insulating Glass

Spacers play a critical role in insulating glass performance, improving thermal efficiency, reducing condensation potential, and enhancing long-term durability.

Quanex offers a comprehensive portfolio of flexible spacer solutions designed for diverse insulating glass manufacturing needs. Our spacer technologies, including Super Spacer®, Duralite®, and Duraseal®, are engineered to deliver exceptional thermal efficiency, streamlined manufacturing, and reliable long-term performance.

Super Spacer® features a flexible, non-metal foam construction with integrated desiccant technology that helps reduce heat transfer, minimize condensation potential, and maintain seal integrity over time.  Single seal Duralite® combines lightweight, warm-edge performance with streamlined processing, helping manufacturers balance energy efficiency with productivity. Duraseal® integrates spacer, sealant, and desiccant into a single system providing a proven solution for reliable insulating glass performance and efficient fabrication.

Backed by decades of insulating glass expertise, Quanex works closely with manufacturers to deliver solutions that improve production efficiency, support high-performing insulating glass units, and meet the demands of residential and commercial glazing applications. From replacement windows to large-scale commercial projects, Quanex Spacer technologies help manufacturers build with confidence.

Ready to discover the right spacer technology for your application? Explore the complete spacer portfolio from Quanex.

Read More

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Advanced Spacer Technologies for High-Performing Insulating Glass

Spacers play a critical role in insulating glass performance, improving thermal efficiency, reducing condensation potential, and enhancing long-term durability.

Quanex offers a comprehensive portfolio of flexible spacer solutions designed for diverse insulating glass manufacturing needs. Our spacer technologies, including Super Spacer®, Duralite®, and Duraseal®, are engineered to deliver exceptional thermal efficiency, streamlined manufacturing, and reliable long-term performance.

Super Spacer® features a flexible, non-metal foam construction with integrated desiccant technology that helps reduce heat transfer, minimize condensation potential, and maintain seal integrity over time.  Single seal Duralite® combines lightweight, warm-edge performance with streamlined processing, helping manufacturers balance energy efficiency with productivity. Duraseal® integrates spacer, sealant, and desiccant into a single system providing a proven solution for reliable insulating glass performance and efficient fabrication.

Backed by decades of insulating glass expertise, Quanex works closely with manufacturers to deliver solutions that improve production efficiency, support high-performing insulating glass units, and meet the demands of residential and commercial glazing applications. From replacement windows to large-scale commercial projects, Quanex Spacer technologies help manufacturers build with confidence.

Ready to discover the right spacer technology for your application? Explore the complete spacer portfolio from Quanex.

Read More

ADVERTISEMENT

Advanced Spacer Technologies for High-Performing Insulating Glass

Spacers play a critical role in insulating glass performance, improving thermal efficiency, reducing condensation potential, and enhancing long-term durability.

Quanex offers a comprehensive portfolio of flexible spacer solutions designed for diverse insulating glass manufacturing needs. Our spacer technologies, including Super Spacer®, Duralite®, and Duraseal®, are engineered to deliver exceptional thermal efficiency, streamlined manufacturing, and reliable long-term performance.

Super Spacer® features a flexible, non-metal foam construction with integrated desiccant technology that helps reduce heat transfer, minimize condensation potential, and maintain seal integrity over time.  Single seal Duralite® combines lightweight, warm-edge performance with streamlined processing, helping manufacturers balance energy efficiency with productivity. Duraseal® integrates spacer, sealant, and desiccant into a single system providing a proven solution for reliable insulating glass performance and efficient fabrication.

Backed by decades of insulating glass expertise, Quanex works closely with manufacturers to deliver solutions that improve production efficiency, support high-performing insulating glass units, and meet the demands of residential and commercial glazing applications. From replacement windows to large-scale commercial projects, Quanex Spacer technologies help manufacturers build with confidence.

Ready to discover the right spacer technology for your application? Explore the complete spacer portfolio from Quanex.

Read More

ADVERTISEMENT

When it comes to window performance, the right spacer makes all the difference. Super Spacer® Warm Edge Spacer and Duralite® Flexible Spacer provide superior insulation, durability, and energy efficiency for a variety of applications.  

Super Spacer® features a no metal, all foam design, reducing heat transfer and virtually eliminating condensation. Its flexible structure expands and contracts with temperature changes, preventing seal failures and extending window life. Ideal for residential and commercial projects, Super Spacer® enhances comfort while lowering energy costs. 

Duralite® takes thermal efficiency even further with one of the lowest conductivity rates in the industry. Its advanced flexible design ensures a secure seal, reducing argon gas loss and maximizing insulation. Made with sustainable materials, Duralite® is an eco-friendly solution for modern energy-efficient windows. 

For windows that perform better and last longer, Super Spacer® and Duralite® deliver unmatched innovation, efficiency, and durability. Upgrade your glazing system today! 

Read more here.

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When it comes to window performance, the right spacer makes all the difference. Super Spacer® Warm Edge Spacer and Duralite® Flexible Spacer provide superior insulation, durability, and energy efficiency for a variety of applications.  

Super Spacer® features a no metal, all foam design, reducing heat transfer and virtually eliminating condensation. Its flexible structure expands and contracts with temperature changes, preventing seal failures and extending window life. Ideal for residential and commercial projects, Super Spacer® enhances comfort while lowering energy costs. 

Duralite® takes thermal efficiency even further with one of the lowest conductivity rates in the industry. Its advanced flexible design ensures a secure seal, reducing argon gas loss and maximizing insulation. Made with sustainable materials, Duralite® is an eco-friendly solution for modern energy-efficient windows. 

For windows that perform better and last longer, Super Spacer® and Duralite® deliver unmatched innovation, efficiency, and durability. Upgrade your glazing system today! 

Read more here.

ADVERTISEMENT

When it comes to window performance, the right spacer makes all the difference. Super Spacer® Warm Edge Spacer and Duralite® Flexible Spacer provide superior insulation, durability, and energy efficiency for a variety of applications.  

Super Spacer® features a no metal, all foam design, reducing heat transfer and virtually eliminating condensation. Its flexible structure expands and contracts with temperature changes, preventing seal failures and extending window life. Ideal for residential and commercial projects, Super Spacer® enhances comfort while lowering energy costs. 

Duralite® takes thermal efficiency even further with one of the lowest conductivity rates in the industry. Its advanced flexible design ensures a secure seal, reducing argon gas loss and maximizing insulation. Made with sustainable materials, Duralite® is an eco-friendly solution for modern energy-efficient windows. 

For windows that perform better and last longer, Super Spacer® and Duralite® deliver unmatched innovation, efficiency, and durability. Upgrade your glazing system today! 

Read more here.

ADVERTISEMENT Even after 30 plus years on the market, Quanex’s Super Spacer® Premium warm edge spacer continues to stand up to the toughest demands for insulating glass (IG) production. The silicone based, all-foam formula offers manufacturers a premium energy-efficient and sustainable solution for high-volume production of dual- and triple-pane IG. As a true dual seal warm edge spacer line, Super Spacer Premium uses a high performing acrylic adhesive for its structural seal and is backed by a moisture vapor seal for maximum insulation properties. Adding a required hot-melt butyl or comparable low permeable sealant results in an unbelievably durable double seal that provides for amazingly consistent seal quality. Contact igsales@quanex.com to order today, or visit www.quanex.com to learn more.

ADVERTISEMENT Even after 30 plus years on the market, Quanex’s Super Spacer® Premium warm edge spacer continues to stand up to the toughest demands for insulating glass (IG) production. The silicone based, all-foam formula offers manufacturers a premium energy-efficient and sustainable solution for high-volume production of dual- and triple-pane IG. As a true dual seal warm edge spacer line, Super Spacer Premium uses a high performing acrylic adhesive for its structural seal and is backed by a moisture vapor seal for maximum insulation properties. Adding a required hot-melt butyl or comparable low permeable sealant results in an unbelievably durable double seal that provides for amazingly consistent seal quality. Contact igsales@quanex.com to order today, or visit www.quanex.com to learn more.

ADVERTISEMENT Even after 30 plus years on the market, Quanex’s Super Spacer® Premium warm edge spacer continues to stand up to the toughest demands for insulating glass (IG) production. The silicone based, all-foam formula offers manufacturers a premium energy-efficient and sustainable solution for high-volume production of dual- and triple-pane IG. As a true dual seal warm edge spacer line, Super Spacer Premium uses a high performing acrylic adhesive for its structural seal and is backed by a moisture vapor seal for maximum insulation properties. Adding a required hot-melt butyl or comparable low permeable sealant results in an unbelievably durable double seal that provides for amazingly consistent seal quality. Contact igsales@quanex.com to order today, or visit www.quanex.com to learn more.

Advanced Glazings Ltd.'s Solera Reserve is a translucent glazing product tailored specifically for refined residential design. 

Solera Reserve delivers a combination of performance characteristics:

• Light Diffusion Power (LDP) for full-spectrum, glare-free daylight throughout the home
• Up to R25 insulation and STC 48 acoustic attenuation, reducing HVAC demand and noise intrusion
• Built-in privacy without the need for blinds or window treatments
• Custom glass fabrication, including frit patterns, shapes, and daylight tuning options
• Maintenance-free, all-glass construction—no yellowing, fading, or degradation over time

Whether used above, below, or beside vision glass, Solera Reserve balances openness and intimacy.