How to Make Custom Foam 3D Aquarium Backgrounds

In this Aquarium Decoration Tutorial Video, we show how a custom foam backdrop can be created. Urethane foam is cast into a silicone mold, creating an amazingly realistic look. Visit for more custom aquarium design ideas using Smooth-On’s aquarium-safe rubbers, plastics and foams. Advantages of making your own aquarium background with Smooth-On foam and plastic: * Custom Design * Custom Fit - castings can be tiled for large areas * Easy Maintenance * Eliminates Reef Harvesting * Aquarium Safe - will not harm fish, invertebrates or any other sea life * Chemically Inert * Low Cost * Will Last Indefinitely * Tank Space Saver - Low profile design, ultra low water displacement Make It Now! with Smooth-On / smoothon / smoothon smoothon ~-~~-~~~-~~-~ Adult Supervision Required Keep Out Of Reach Of Children ~-~~-~~~-~~-~