IG Spacers

Quanex IG Spacers takes a 360-degree approach to helping you achieve your goals, from our industry-leading Super Spacer® and Dura Platform warm-edge spacer products to the support services, such as marketing tools, technical assistance, R&D, and lab testing we proudly provide.

Quanex IG Spacers Video

Revolutionizing the Industry Since the 1960’s.

At Quanex, our business is to help make your business better. See how we're exceeding your expectations at every turn, giving you peace of mind that comes from working with a worldwide leader in IG technologies.



ISO Certification

“As of July 21, 2016,Quanex IG has been certified to the ISO 9001:2015 standard with design. We are delighted to serve our customers even better through the well-defined and documented processes this certification requires. While we’ve always been committed to quality in our products and services, this certification ensures a more productive environment through faster identification and resolution of quality issues, among many other benefits. We partnered with Smithers Quality Assessments, www.smithersregistrar.com, an accredited quality and environmental management systems certification body, to achieve our certification.”


Single Seal Spacers

Our single seal spacers are designed for optimal performance in your high-volume production of dual- and triple-pane insulating glass.

Dual Seal Spacers

Get optimal durability and performance with Super Spacer®, our true dual seal warm-edge spacer line for residential and commercial applications.