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References
Examples of our innovative solutions:
Examples of our innovative solutions:
We deliver and install products that are developed and manufactured in-house.
On this page you'll find a selection of our completed projects.
Filter on project group:
![Supply and mirror welding of HDPE Tube Ø200 and Ø250](https://rkttholen.nl/storage/pages/104/images/a3f26a6a-87f2-471e-a068-d2e4518f15af.png)
Infrastructure
Supply and mirror welding of HDPE Tube Ø200 and Ø250
![330 metres water pipeline under the Winschoterdiep canal](https://rkttholen.nl/storage/pages/127/images/a7dee7e2-dd4d-454d-b664-d829014b78ef.png)
Infrastructure
330 metres water pipeline under the Winschoterdiep canal
![Mirror welding of egg-shaped sewer pipes](https://rkttholen.nl/storage/pages/152/images/f6ed9e31-5478-4598-a641-6d6e8bf3a948.jpeg)
Infrastructure
Mirror welding of egg-shaped sewer pipes
![Renewal of GVK vinylester piping systems](https://rkttholen.nl/storage/pages/153/images/bae1b06c-3550-4d54-a1d8-35dbbf6ce34d.png)
Infrastructure
Renewal of GVK vinylester piping systems
![Renewal of hydrochloric acid tank with prefab PP-lid](https://rkttholen.nl/storage/pages/155/images/199a2de8-b8e3-4258-b965-a37c3ab8514e.png)
Infrastructure
Renewal of hydrochloric acid tank with prefab PP-lid
![SWAPE barrier (water trap for heat and cold piping systems such as district heating)](https://rkttholen.nl/storage/pages/156/images/1b050d2e-19dc-4e60-bc8c-fd9519d0a9d7.jpeg)
Infrastructure
SWAPE barrier (water trap for heat and cold piping systems such as district heating)
![Installation of new water pipeline from Den Helder to Texel with PUPP Lining](https://rkttholen.nl/storage/pages/157/images/7b5b9425-269e-489e-8c45-d5c1a8bbac3c.png)
Infrastructure
Installation of new water pipeline from Den Helder to Texel with PUPP Lining
![PUPP Spacer AIIV](https://rkttholen.nl/storage/pages/158/images/822173c8-16a8-4b17-8522-fa5679726e99.jpeg)
Infrastructure
PUPP Spacer AIIV
![Water distribution pipelines for the Ardo vegetable factory in Ardooie](https://rkttholen.nl/storage/pages/160/images/e0a287dd-e7f9-44c2-a661-e60875bced67.jpeg)
Infrastructure
Water distribution pipelines for the Ardo vegetable factory in Ardooie
![Renovation of a pumping station](https://rkttholen.nl/storage/pages/194/images/e76d2810-bfa8-4e7c-b4d3-f7c386d17532.jpeg)
Infrastructure
Renovation of a pumping station