Ideal for casting high-strength formwork.
Strictly controlled steel. Built in compliance with the latest regulations in the field of accident protection and complying with the international requirements of the EC standard.
Of a square shape, then conical with a straight pipe to facilitate the connection with the pipe. Just release the trigger cord to open the valve, equipped with a laitance collection cone.
- Automatic spring closing of the hatch
- Horizontal and vertical 90° arches
- Rubber hose ø 200 mm (optional ø 150 or 300 mm)
- Suitable for eye lifting