- Experience since 1922
- Flexible and reliable
- Inhouse production and coating
- Wide range of products on stock
- Customized Products and Service
Couplings
Kolk offers a complete range of couplings for (drinking) water and gas transporting systems. The couplings are in compliance with all current (N)EN, ISO, DIN and Kiwa standards and are epoxy coated (GSK certified)
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