Kumasol has been a vital partner of Keller minimal windows for over 15 years, playing an integral role in shaping the success and growth of our brand.

As one of the first partners to join forces with Keller minimal windows, Kumasol has a deep-rooted connection to our history and values. Operating as the exclusive partner for minimal windows in the Netherlands, Kumasol has garnered vast experience across the country, delivering a diverse range of projects that reflect their commitment to excellence.

From intimate residential installations to large-scale commercial developments, Kumasol’s expertise allows them to meet every client’s unique needs with precision and creativity. Additionally, Kumasol offers a showroom where visitors can experience a fully installed minimal windows® 4+ system, showcasing their commitment to quality and innovation in architectural solutions.