Clear Opening Dimensions | 3D Models | Energy Performance
Kolbe windows and doors offer not only superior craftsmanship, but also superior performance.
Our windows and doors undergo independent testing to ensure the highest quality products
available. With Kolbe’s participation in programs such as the ENERGY STAR
and WDMA Hallmark
Certification programs, you can rest assured that our products are tested to industry standards,
allowing them tomeet and exceed today’s stricter building codes and standards for energy efficiency.
Kolbe Ultra Series