How to Make a DIY 3D Aquarium Background Rock Wall, Cheap and Easy!

Follow this simple DIY guide for how to make a 3d background rock wall for your aquarium using spray foam insulation and sand or gravel. It's very easy, cheap, and not too bulky or heavy. Very simple to trim, paint, and silicone to your aquarium glass to create a cool effect. Leave a comment if you have any questions!

#aquariums #fishkeeping #DIY

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0:00 Background Longevity
0:36 Tank Size and Plans
1:09 Materials
2:28 Laying the Base
3:52 Optional Second Layer
4:23 Painting
5:46 Trimming
5:56 Silicone Rant!
6:42 Gluing the Background
6:59 Books!
7:22 Optional Black Film