Key features

• •【DaToo Aquarium Accessories Kit】: How to prepare a perfect set of aeration accessories for your beloved aquarium air pump? Don't worry, DaToo has a complete accessory kit for you, including 40 feet of airline tubing, 6 air stones, 6 check valves. Just take it home and you can instantly create an oxygen-rich system for your aquarium.
• •【40 FEET Airline Tubing】: DaToo standard 3/16" ID airline tubing is made of high quality environmentally friendly and odorless PVC, durable and tensile tear-resistant, no fear of high or low temperature environments, resistant to ozone and UV irradiation, long time use without aging and longer life!
• •【6 Silicon Carbide Airstones】: Size is 0.8" D x 2" H. Unlike other ordinary airstones, DaToo Strong Airstones are made of premium silicon carbide material fired at high temperatures, which ensures that DaToo airstones have better permeability, finer bubbles, large gas volume, and bring you the amazing aeration effect.
• •【6 DURABLE CHECK VALVES】: DaToo check valves are uniquely designed to effectively prevent water backflow through the Tubing during power outages or pump shutdowns. Rugged and durable, can be tightly attached to the tubing to ensure smooth airflow and never leak, ideal air pump protection accessory!
• •【FIT】: All accessories fit DaToo aquarium air pumps or other air pumps that have a 3/16" outlet port. This kit will save you from the hassle of searching for matching accessories in a long list of air pump accessories, greatly saving you time in picking and testing, and giving you a perfectly matched set of air pump accessories right away!