DOKO Kozijnen

DOKO Kozijnen is a Dutch company specializing in plastic window frames and roof dormers that manufactures its own products to ensure high quality. Founded in 1996, the firm operates from De Meern, Utrecht, where it serves residential clients seeking durable solutions for doors, sliding glass panels, and facade cladding.

• Products: The range includes plastic casement windows, pivot-hinged sash windows, front and rear doors, sliding patio doors, renovation roof dormers, and wall cladding.
• Services: DOKO provides custom work drawings based on client wishes followed by expert installation of the finished project.
• Innovation: The company offers a free personalized consultation to assess needs before generating tailored technical plans for approval.
• Certifications: All products come with a fifteen-year full warranty that explicitly covers even the hanging and locking mechanisms.

The business distinguishes itself through hand-selected skilled workers who prioritize personal service and direct communication with customers throughout the process.