aquarium-co-op-weighted-air-stone-810055292752-34826183147589
0C3A1645-4-2
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0C3A1684

Aquarium Co-Op Weighted Air Stone

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$3.99
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$3.99
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  • Weighted to sink
  • Modular height
  • Easy to clean

Keep your aquarium well-oxygenated by using an air stone with your air pump. An air stone is used to diffuse the air into smaller bubbles that agitate the water surface and increase oxygen levels. We built our weighted air stones with little, modular discs that can be snapped together or removed to create the perfect size. Plus, its small diameter is perfect for fitting inside common air-driven devices, like sponge filters.

Customer Reviews

Based on 65 reviews
91%
(59)
8%
(5)
2%
(1)
0%
(0)
0%
(0)
S
Steve W. (Jacksonville, FL, US)
Louder than Ziss or traditional air stones

Work well but are noisy

J
JOSEPH S. (Cincinnati, OH, US)

Well weighted / nice bubble size

R
R (Houston, TX, US)
Air stone

So far I like these better than the Ziss ones. Definitely will buy again

D
Dan Y. (San Francisco, CA, US)
Your new weighted air stones

It’s so easy to install your new air stones.
I have 13 tanks. I’m going to add one to every tank.

L
Lbat26 (Cresco, PA, US)
Really like it so far

Love that it’s weighted plus the green helps camouflage it in my planted tanks. I was a little unsure because you can’t control the bubbles being fine or coarse ( I like mine in the middle) but I really like what it makes so works great for me. I liked it so much I ended up ordering a few more.

A
Alyssa R. (Marysville, WA, US)

Aquarium Co-Op Weighted Air Stone

W
William R. (Wichita Falls, TX, US)
Weighted airstone

Moves a great deal of air but the bubbles are not small and with high air flow it can have trouble sinking to the bottom..
Good but not great. I would buy it again.

B
Branton L. (Vinton, IA, US)
Wonderful airstone

Wonderful little air stone here. No need for suction cups. It’s also pretty neat you can mix and match multiple airstones for any desired size.

D
David H. (Lodi, CA, US)
Better

There is less resistance to the flow of air than the Zeiss. Don't know yet if it clogs.

M
Marylou H. (Orlando, FL, US)
I really wanted to love this product

The bubble sizes and flow were great, but both these stones have a buzzing noise that’s fairly noticeable, and not just by me. I replaced them with the Pawfly stones you find on Amazon, the only sounds now are the bubbles breaking the water surface.