
Key Facts
- Prefabricated Shuttering made from Paving Slabs And Slotted Posts
- Main sections bolted together
- Precast Loopholes
- Usually has very poor quality concrete core.
- Four Loopholes and Large Doorway
- Concrete Shelves for Guns Fitted
- Prone to Peeling with Age
- Occasionally found with panels assembled inside out.
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