UV CIPP lining trenchless repair is used in rainwater and sewage pipe network

UV curing CIPP lining trenchless repair is used in the renovation project of rainwater and sewage pipe network, rainwater and sewage diversion transformation project, and comprehensive treatment of the water environment.

Daoyunai Energy Saving Technology Limited has been committed to manufacturing trenchless CIPP cure systems with liners and CCTV inspection crawlers for the underground pipeline to service customers all over the world.

The product range covers four series and more than 20 models in the underground pipeline trenchless repair industry:

1. UV curing and repair integrated system D919: LED lamp curing and high-voltage mercury lamp curing

2. UV cure liner: from diameter DN200 up to DN1800

3. Hot water cure liner: impregnated liner to invert by water gravity and cure by hot water

4. Pipeline inspection robots crawler D18 and D18s: CCTV video inspection of pipeline defects

5. Pipeline periscope D16S: quickly view the internal defects of the pipeline

Headquartered in Shanghai, Daoyunai has a number of independent intellectual property rights and also has a manufacturing base and R&D and testing center in Suqian City, Jiangsu Province, covering an area of more than 35000 square meters, which fully implements the international quality management system.