Together We Add Beauty, Security, Comfort and Energy Efficiency to Your Home!

Professional engineering, attention to detail, reliability, expert craftmanship, exceptional service and choice have made Kohltech one of the leading window brands in North America. Kohltech continues to invest in technology, research and development, and skilled people to ensure you receive outstanding windows that stand up to the harshest weather.

The Kohltech Promise

Knowing that success involves much more than a superior product. That's why they guarantee their hardware, window frames and sashes for up to a lifetime. This also includes their dependable and secure insulated glass units and permafinished components are under warranty for 10 years.

Backed by Hammond Service

At Hammond Lumber we offer complementary services such as onsite consulting & estimating, window assembly, and free delivery to help make your project simple!

Kolhtech Product Catalog

Too Busy to Browse?

Have questions? Need advice or product information? Use the form below and a Hammond Lumber Company team member will contact you during our normal business hours (7:00AM–5:00PM Mon-Fri, and 8:00AM to Noon on Sat.) to discuss your project and answer your questions.

Ex: (555)555-5555