This flexible aquarium air stone is an ideal solution for increasing dissolved oxygen in your fish tank, pond, or aquatic breeding setup. Made from high-quality rubber material, the self-sinking air strip features dense micro air outlets that produce a consistent stream of fine bubbles, enhancing both oxygenation and visual appeal. The oxygen diffuser tube is fully bendable and customizable, allowing you to shape it freely along the tank floor or into decorative water curtain effects. Available in lengths from 20cm to 120cm, this air stone supports both single-inlet and dual-inlet use, depending on the size. Designed for easy integration with standard 4mm air tubing and external air pumps, it is perfect for aquariums, hydroponic setups, or oxygenation in warmer water conditions.
Features:
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Flexible air stone diffuser can be shaped as needed for custom bubble curtain effects
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Fine and dense air bubbles promote higher oxygen exchange and visual enhancement
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Self-sinking soft rubber tubing remains in place without extra weights
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Multiple lengths available (20-120cm) for different aquarium sizes and layouts
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Compatible with 4mm air tubing and standard air pumps (required, not included)
Specifications:
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Material: Durable rubber
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Available Lengths: 20cm / 30cm / 45cm / 60cm / 75cm / 90cm / 105cm / 120cm
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Inlet Type:
?? 20-60cm: Single air inlet
?? 75-120cm: Dual air inlet (requires dual-output air pump) -
Air Tube Compatibility: 4mm inner diameter
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Application: Aquarium aeration, aquascape decoration, hydroponics, pond air distribution
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Installation Tip: Fully submerge in water and run air pump to expel trapped water for uniform bubbling
Package Includes:
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1 x Flexible Aquarium Air Stone Strip (length as selected)
Usage Notes:
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If bubbles are uneven, switch to a stronger air pump.
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Before first use: turn on the air pump, allow water backflow to exit, then restart.
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For dual-inlet models, both ends require air input from a dual-output pump.
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After extended use, soak in warm water for 8 minutes and gently scrub to restore bubble performance.