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1. Function
Prevent water from penetrating through concrete joints to ensure waterproof performance.
2. Application scenarios
1) Underground projects: basement deformation joints and construction joints.
2) Water conservancy projects: pools, dams, sewage treatment plants.
3) Tunnels/pipe corridors: circumferential construction joint waterproofing.
3. Types:
1) Embedded waterstop: embedded in the middle of the concrete joint, such as type 651 (with a hole in the middle)
2) Back-attached waterstop: attached to the outside of the concrete to assist in waterproofing, such as external rubber watersto
3) Steel-edge rubber waterstop: embedded with steel plates on the edge to enhance adhesion with concrete, used for important structures.
4) PVC waterstop, EVA waterstop
