Aquarium Bubble Air Stone Aerator – Fish Tank Oxygen Disc

Aquarium Bubble Air Stone Aerator – Fish Tank Oxygen Disc

1 pc / 40mm
Sale price  $9.52 USD Regular price  $11.18 USD
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Aquarium Bubble Air Stone Aerator – Fish Tank Oxygen Disc

Aquarium Bubble Air Stone Aerator – Fish Tank Oxygen Disc

Sale price  $9.52 USD Regular price  $11.18 USD
Color1 pc
Size40mm

Aquarium Bubble Air Stone – Mini Oxygen Disc for Fish Tanks & Hydroponics

Keep your aquatic world thriving with this compact, high-quality Aquarium Bubble Air Stone. Sintered from natural mineral stone at high temperature, this aerator diffuses a dense curtain of fine bubbles throughout your fish tank or hydroponic reservoir — boosting oxygen levels, lowering CO₂, and naturally raising pH for healthier fish and plant life.

Key Features

  • Superior Aeration: Creates thousands of fine, uniform bubbles that maximize oxygen exchange and water circulation.
  • Dazzling Water Effects: Generates gentle water currents and a beautiful underwater bubble display.
  • High-Temperature Sintered: Made from durable mineral stone — more washable and longer-lasting than standard air stones.
  • Compact Design: Approx. 40 mm × 13 mm (D × H); lightweight at ~36 g — fits most standard aquariums and hydroponic setups.
  • Universal Fit: Compatible with 4 mm inner diameter soft air tubing (sold separately).
  • Easy to Use: Simply connect to any air pump via standard tubing and place in your tank — no tools required.
  • Versatile Use: Ideal for freshwater fish tanks, marine aquariums, hydroponic systems, and oxygen plates.

Specifications

  • Material: Mineral stone & plastic
  • Dimensions: Approx. 40 mm × 13 mm (Diameter × Height)
  • Weight: Approx. 36 g
  • Compatible Tube: 4 mm inner diameter soft tube
  • Power: Requires external air pump (not included)
  • Country of Origin: Made in China

Package Contents

  • 1 × Air Stone Bubble Disc (40 mm)

Note: Air pipe, pump, and other accessories are NOT included. Before first use, soak the air stone in water for at least 15 minutes to prime it for optimal bubble output.

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Learn more: U.S. Fish and Wildlife Service

Frequently Asked Questions

Q: What size air tube is compatible with this aquarium bubble air stone?

A: This air stone is designed to fit standard 4 mm inner diameter soft air tubing, which is the most common size used with aquarium air pumps. The tubing and pump are sold separately.

Q: Do I need to prepare the air stone before placing it in my fish tank?

A: Yes — we recommend soaking the mineral stone air stone in water for at least 15 minutes before first use. This primes the porous stone and ensures an even, dense stream of bubbles from the moment you connect it to your air pump.

Q: Can this bubble air stone be used in hydroponic systems as well as fish tanks?

A: Absolutely. This versatile aerator works great in freshwater aquariums, saltwater tanks, and hydroponic reservoirs. It efficiently increases dissolved oxygen levels, which benefits both fish and plant roots.

Q: How do I clean and maintain this aquarium air stone?

A: Thanks to its high-temperature sintered mineral stone construction, this air stone is fully washable. Simply rinse it under clean water and allow it to dry. For deeper cleaning, soak in a mild solution and rinse thoroughly before reuse.

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