3 Layer Inflatable Culvert Balloon

1. Concrete Formwork – Acts as a temporary mold for casting culverts, bridges, and tunnels. 2. Flow Blocking – Temporarily blocks water or debris in culverts and pipelines during repair works. 3. Leakage and Pressure Testing – Used to test the strength and sealing of culverts and drainage systems. 4. Versatile Shapes – Can be customized for round, oval, or box-shaped culverts. 5. Cost Saving – Reusable for multiple projects, reducing the need for permanent formwork.