Feature(may vary by option.)
●Fine bubble: Compared with ordinary bubble stone, creating more fine bubbles, makes the dissolved oxygen amount larger
●Widely applicable: Suitable for hydroponic systems, aquarium fish tanks, preventing ponds freezing in winter, helping extend the life of your nutrient solution, keep fish/ roots healthy and promote plant growth
●Air Stone Dimension: 2 "D; Connector Diameter: 3/16"/ or 3/8"; Recommended air pump power: > 4 W
●Quality material: Made of mineral material and sintered at a high temperature; Stable and durable, long lasting use ; Safe to your fish
●Note: You have to soak it in water for about 30 minutes before connecting to an air pump to run it; Clean it after a period time of use
[Plastic outlet 4 Pack]
[Plastic outlet 2 Pack]
[Metal outlet 4 Pack]
[Metal outlet 2 Pack]
Description
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| Small Airstones Cylinder | Air Stone Disc | Air Stone with Shell | Large Air Stone | |
| Customer Reviews |
1,338
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604
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105
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1,413
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| Price | $5.86 | $5.88 | $8.99 | $9.88 |
| Dimension | 0.55" D x 1.00" H | 1.5"Dx0.6"H | 4"Dx0.8"H | 2"Dx4"H |
| Count | 12pcs | 4pcs | 1pc | 2pcs |