Kolbe windows and doors offer not only superior craftsmanship, but also superior performance.
Our windows and doors undergo independent testing to ensure we offer high quality products. 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
to meet and exceed today’s stricter building codes and standards for energy efficiency.
Clear Opening Dimensions | Energy Performance Data