2PCS Aquarium Air Stone Bar 30cm/12in, Fish Tank Stones Bubble Diffuser, Oxygen Pump Bubbler Strip for & Hydroponics

Efficient Oxygenation: The air stones for fish tanks produces continuous fine bubbles, greatly increasing dissolved oxygen to keep fish tank species and plants healthy Premium Durable Material: The air stone bar diffuser is made of high-quality natural stone and plastic material, washable, durable, and suitable for both freshwater and saltwater environments. Especially ideal for home aquariums, fish tanks, and hydroponic systems Easy to Install & Use: Compatible with standard air pump and 4mm aquarium tubing, quick to set up without tools Multi-Scene Application: Suitable for aquariums, fish tanks, hydroponics systems, and bubble walls, ideal for large fish tanks, providing wider oxygen coverage. adding both beauty and oxygen Easy to use and easy to clean: The air stone should be soaked in water for 1-2 hours before use, the aquarium foam diffuser is connected to the air pump to help create rising air bubbles. When the gas release slows down, just wipe it with a cloth The stone surface is ready to be restored (Never wash with detergent as residual detergent particles can harm your fish