High quality flat air curtain air stones in a range of sizes. These are strong air stones moulded in a plastic outer casing which will sink to the bottom of the aquarium and provide an equal curtain of air bubbles in your aquarium. 

These air stones have a standard 4mm connector to connect onto standard air line. These air stones are very high quality, and hard wearing and will last a long time in your aquarium. 

Can creates bubbles that helps keep fish healthy and adds to the beauty of the aquarium.
It produces fine bubbles making it efficient in the replacement of oxygen in fish ponds, tanks or hydroponic systems.
A great way to properly aerate your aquarium.
Great for fresh water, salt water aquariums.
Ideal for aquarium air pump.

Instructions for use:

1: Please soak this product in water for 15 minutes before use.

2: Long term use, such as dirt blockage and reduced air bubbles, can be taken out and cleaned for repeated use.

3:10CM-30CM length air bar can be used with a 2W or more air pump. Dear customer: The higher the wattage of the air pump used, the better the air output effect!

4:The length of the 40-60cm air bar is used with an air pump of over 3W. Dear customer, the larger the wattage of the air pump used, the better the air output effect!

Attention: This product is only an air strip, without an air pump or air pipe. It needs to be used in conjunction with an air pump and trachea.