![looking for suggestions to join 3 layers of vegetable planter box together internally. I am almost finished building them. I want to do it internally, I was thinking some 90 degree aluminium looking for suggestions to join 3 layers of vegetable planter box together internally. I am almost finished building them. I want to do it internally, I was thinking some 90 degree aluminium](https://preview.redd.it/looking-for-suggestions-to-join-3-layers-of-vegetable-v0-etglgbukoqp91.jpg?auto=webp&s=0d05dce085c10c77ede970a8e3670da04cd41b4c)
looking for suggestions to join 3 layers of vegetable planter box together internally. I am almost finished building them. I want to do it internally, I was thinking some 90 degree aluminium
![Garden: Raised Bed - The Fresh Exchange | Raised vegetable gardens, Garden bed layout, Raised garden Garden: Raised Bed - The Fresh Exchange | Raised vegetable gardens, Garden bed layout, Raised garden](https://i.pinimg.com/736x/b6/3d/5f/b63d5fd989d1f4f061413ec88caac9aa--chicken-wire-raised-bed-gardens.jpg)
Garden: Raised Bed - The Fresh Exchange | Raised vegetable gardens, Garden bed layout, Raised garden
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