Airstone Long Cylinder (8-9cm)A Long Cylindrical Airstone (4 inch 8cm length, 2cm diameter) is a high efficiency aeration device designed to improve oxygen levels, enhance water circulation, and create a visually appealing bubble effect in aquariums. It is ideal for both small and large tanks, ensuring even oxygen distribution. Key Features Size: Length: 4 inches (8 cm) Diameter: 2 cm Fine Bubble Diffusion Produces microbubbles for efficient gas exchange and improved oxygenation.

non-sharp grains prevent injuries to bottom dwellers

ensuring effective performance with low energy usage

especially iron

Avoid placing in direct sunlight to prevent excess algae growth

Java Fern is one of the most popular and beginner-friendly aquarium plants

Keep the rhizome above the substrate to prevent rotting

Precautions:

Design: Realistic stone texture and color for a natural look

ensuring continuous operation and a healthy environment for your aquatic life

and general-purpose applications

which can harm aquatic life

especially for vivid colors and robust growth