Searching for a really big window? The Lincoln Quantum Double Hung is the answer. Designed for your commercial or historical project, the Quantum Series double hung window is based on a very substantial 5-1/2" jamb. The heavy frame creates a platform perfect for the very large sizes demanded by today's commercial architecture.
Quantum Double Hung windows are also available in a replacement kit package for replacement purposes of existing over-size windows.
Our high quality, energy efficient product line is an exceptional value. With a vast selection of windows and patio doors to choose from and longevity backed by a fantastic warranty, all the products manufactured by Lincoln are sure to meet your expectations. We offer a full line-up of quality crafted products that are built on an option based approach. Starting with the most basic window or patio door unit, you may add features to create a window configuration unique to your building project.
Our products meet stringent energy code requirements and are ENERGY STAR approved in all four weather zones. Significant testing and certifications are performed on our products and followed with a continuous improvement quality system that ensures the very best window or patio door we can produce.
And a warranty? A warranty is only as good as the company behind it - many years of manufacturing excellence goes into ours!!
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