AA 5450 Series, Kawneer

This energy-efficient window is the latest addition to the manufacturer's QptiQ line for commercial applications.

Increasingly stringent energy codes require ever-more-efficient buildings. Kawneer‘s AA 5450 Series window in its OptiQ line features an aluminum frame with a polyamide break. The 4 5/8″-deep frame can accommodate double or triple glazing. The architectural-grade window is designed for commercial spaces. kawneer.com


About the Author

Hallie Busta

Hallie Busta is a former associate editor of products and technology at ARCHITECT, Architectural Lighting, and Residential Architect. She holds a bachelor's degree in journalism from Northwestern University's Medill school and a LEED Green Associate credential. Previously, she wrote about building-material sales and distribution at Hanley Wood. Follow her on Twitter at @HallieBusta.

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