Specification:
- Required pressure tolerance according to BS EN 124 Standard
- Available in two hinged and simple models
- Ability to open more than 90 degrees (easy to access and clean)
- Its lid edged to prevent rainwater and surface water from entering into the valve or the trap.
- It has a tab to lock the lid
- With galvanized bolt suitable for lid hinges.
- Presence of reinforced ribs on cover and lid to increase the strength of inspection cover
- With some holes on the cover for fixation in concrete without displacement
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