As the building systems industry leader for over 100 years, Butler Manufacturing puts you in control of every aspect of your project. Consistent, dependable support and technical guidance from Butler lasts from the beginning of the project to the end-and beyond.

Kalwall® is the world leader in advanced technology daylighting. High-performance translucent fenestration systems with energy-efficient advancements, including R-20 (0.5 U-value) with Nanogel® and other options, which surpass all other technologies. Either as part or all of the walls or roof of any building – or even as an entire, freestanding structure – Kalwall provides a more predictable, better quality, usable natural light with superior energy efficiency. An exclusive Daylight Modeling service allows you to consider the specific impact of daylighting as you explore the impact of design variations and options to achieve the desired lighting levels. No other service allows you to accurately judge the results of your design in a highly accurate and informative simulation.

TRACO's experience, expertise and in-house engineering bring a higher level of design and fabrication to the most complicated Curtain Wall projects. The ability to conceptualize designs, then push them beyond imagination, redefines the word creativity. Pioneering original methods with each new project, TRACO also combines modern skylight technology and an innovative attitude to meet the creative challenges of the new millennium.