What are the components of PREFA flood protection system?: Components – Flood protection

Bestandteile des PREFA Hochwasserschutzsystems

1. wall profile: Permanently built into the masonry or installed in front of, in or fitted flush in the reveal

2. barrier panels: Illustrated here: the lowest barrier panel is connected to point 3.

3. ground seal: Ensures sealing between the lowest barrier panel and the ground

4. centre column: In larger areas, these uprights can be used as intermediate columns.

5. compression clamp (with hex-head screw or with star-shaped handle): For clamping the barrier panels in place

6. retainer: Prevents vertical deflection of the barrier panels and increases pressure on the ground seal.

7. ground sleeve: Sleeve fixed permanently in the foundations with concrete for inserting the centre column

8. wall bracket: For stacking the barrier panels during storage when not in use

9. angular cover: For covering the wall profiles when not in use.

10. storage casing: The individual sections (length: 445 mm) are screwed together.

11. base profile seal

12. barrier panel seal

13. seal for cover and ground sleeve