Soundproofing an aquarium air pump is a great way to reduce the noise it makes and ensure your fish don’t become stressed from loud noises. There are several ways to soundproof an air pump, although they may require some creative thinking and DIY skills. First, you can purchase acoustic foam panels that are designed for sound absorption and attach them around the tank or on the walls of the room where your aquarium is located. You can also build a box out of wood or thick cardboard with insulation in its interior which will help contain the sound produced by your air pump. Another option is to use flexible rubber tubing between your air pump and tank so that vibrations don’t travel as much through solid surfaces like glass tanks or ceramics. Finally, if all else fails, consider purchasing a quieter aquarium air pump model that produces less noise in general; many modern models have built-in silencers or make less noise than older versions do. By taking these steps, you can feel confident knowing that both you and your fish are enjoying their home in peace!