How Do You Make Artificial Rocks For A Fish Aquarium?
Making rocks for a fish aquarium allows more creativity in design and is budget-friendly. When making aquarium rock, using non-toxic materials is necessary for the safety of the fish. Creating aquarium rock from a recipe can be accomplished by following simple, but specific directions. Time needed for curing the rocks and testing the aquarium PH level are necessary follow-up steps for the health of the tank. Type 3 Portland cement can be found at most hardware stores. Mix one part cement and three parts play sand or fine gravel together. The mix should form into a ball and feel like Play-Doh. Wearing gloves is recommended during the mixing process. To create a coral reef look, add additional fine gravel to the mixture. Crushed shells and aragonite sand can also be toxic to fish, and should not be used when making aquarium rock. Place the rock mold mixture into a plastic container and create openings to allow for swim-through holes. Rubber or plastic molds can be purchased from a hobby
