Product: Wenshall 1.6" Small Round Air Stones for Aquariums Oxygen Diffuser Fish Tank Air Bubbler for Hydroponics Aquariums Oxygen Stone 4/8pcs (4pcs, Grey)
Brand: Wenshall
Color: Grey
Makes Lots of Bubbles 
 
♦ Aquarium air stones moderate in size and outputs a large steady stream of tiny bubbles, no leaks, add enough oxygen to your fish, and also make your fish tank more beautiful. 
♦ Air stones extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth. This stone is a must have for your aquariums. 
 
Notes 
 
♦ Please soak the air stone in water for about 1 hour before first use. 
♦ If the air stone doesn't have bubbles in one part, please change the pump of higher power. 
♦ After a long-term usage, please clean it if bubbles lessen. 
 
Specifications 
 
1. Color: Grey 
2. Material: Silicon carbide, Plastic 
3. Suitable occasion: fish tank, aquarium, ponds and so on 
4. Size: approx. 1.6 x 0.6" (40 x15mm) 
5. Net Weight: 31g 
 
Package Included 
4 x Air Stones 
2 x Three-way splitter 

Money Back Guarantee: If you are not satisfied with our aquarium air stones or have any problem with them, feel free to contact us, we will refund or resend to you.
【PACKAGE INCLUDED】 The package includes 4 pcs air stones, 2 pcs Three-way splitter.Please note : air pump and air tube are not included
【SAFE AND HEALTHY ENVIRONMENT】This air stone for hydroponics is made of silicon carbide, which has no effect on the growth of fish and hydroponics, but also promotes it.
【EASILY BE HIDDEN】Round cake design. Small size very easily be hidden under the water. It won't move when it's working
【LONG USE TIME】Soaking the air stone in water for one hour before use.Brush the stone surface every 2 weeks, you will find that he can accompany you for a long time and save a lot of money.
【LIFETIME SERVICE】 Wenshall is a different kind of company that prides itself in providing the absolute best customer service in the industry. If for any reason you decide that this air stone set is not for you, send 1 simple email and receive a 100% money-back refund, absolutely no questions asked (in fact, you don't even have to return the set)

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