OKNOSTAL
Antwerp-based installer specialising in window and door replacement, including triple-glazed units.
What customers love
- Competitive pricing relative to installation quality
- Professional and timely installation of windows and doors
- Friendly and respectful on-site staff
Best for
Homeowners seeking full window and door replacement with triple glazing.
Attribute scores
Recent reviews
This company replaced my front door a few years ago and recently installed all new windows. Both times the service was excellent—professional, reliable, and high-quality work. Everything was installed perfectly and on time. Highly recommended.
They are the best in Belgium. Price/quality is always good. They replaced all my windows&door with triple glass.
Great experience with this company! The doors and windows are top quality, the service was friendly and efficient, and the price was really competitive. Highly recommended!
Very nice work and very friendly and respectful people. They installed a windows and a doors in my house that was really done on a professional way .
Absolutely top service and prices. We never had any problems and build already 2 houses with these guys. Thank you so much!