To clean the rocks in your aquarium, mainly the substrate of your aquarium is going to be typically rocks, gravel, and you're going to want to clean that on a regular basis.

How to clean rocks for a fish tank. Rinse the decorations with warm or cool water. If you put rocks in a tank you have to make sure they are safe.you need to test with vinegar.sadly i can’t remember how(google it).you cannot keep. After that, you can scrub them using an algae scraper.

Sterilize the rocks using a. (you can clean them in the tank if they are too large. To clean the river gravel, simply put 2 cups of vinegar in a bucket with the gravel and fill it with water.

After mixing that in your bucket, place. Here’s how you can clean your decorative rocks: You should mix the water and the bleach in a 9:1 ratio (9 cups of water for every 1 cup of bleach).

Here is a simple way to clean your rocks. You need to soak the rock in the solution for 24 hours, scrub with a brush, rinse, dry, and return it to the water. Choose the correct type of rocks for your fish tank.

For this method, you’ll need bleach, water, and a sponge. Use an algae scraper to gently wipe the surface of your aquarium rocks. Use an aquarium siphon and gravel vacuum to clean as much debris from the rocky substrate as possible.

This is done by dissolving the baking soda in a container with warm water, then soaking the cleaned and rinsed rocks for around 15 minutes, after which it would be washed. 4 general steps to safely prepare rocks for an aquarium 1. Disconnect electric devices air pumps, filters and heaters should be unplugged first, leaving only tank decorations, plants, and fish in.