Air Stones and Bubble Disks

Air stones and bubble discs improve and aerate your aquarium water and offer a decorative addition to your tank. They are usually bought as an odd on to an aquarium air pump to remove toxins from the water and improve the water health for your fish by increasing oxygen. Properly oxygenated water is crucial for fish and all aquatic life. Air stones and bubble discs have many other benefits. They offer an inexpensive solution and can be easily replaced or added to, making them a great option for people new to building an aquarium or pond.
Finest Filters stocks a wide collection of air stones and bubble disks to generate bubbles in your aquarium, fish tank, or pond. From ceramic air stone disks through to ceramic cylinder columns suitable for Koi pond aquariums, we have just the right air pump accessory for your requirements. If you’re looking for a relaxing aesthetic effect, take a look at our LED bubble ring air stone. LED light rings are an attractive eye-catching addition to any aquarium. These air stones are fully submersible, and when connected to an air pump the air bubbles rise in the LED lights to give a mesmerising look to your tank.
Need to improve the circulation of water in your tank? Browse our range of aquarium, fish tank and pond air stones below. We also offer free delivery for all orders, with no minimum order quantity, as well as same-day despatch on orders placed before 4pm. If you have any questions about our products, please feel free to contact us today.
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Ista Wooden Airstone£3.99
The Ista wooden air stone creates very fine air bubbles in your aquarium. The air bubbles from a wooden air stone are typically a lot finer than traditional air stones, allowing for better gas exchange in your aquarium.
This wooden air stone measures 45mm x 15mm x 15mm.
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LED Bubble Ring Air Stone (3 Sizes)As low as £13.99
The QPL series LED light rings are an attractive eye-catching addition to any aquarium. These air stones are fully submersible, and when connected to an air pump the air bubbles rise in the LED lights to give a mesmerising and relaxing effect.
These LED lights will slowly cycle through many different colours when operating. These air stones are available in 3 sizes; Small (5.5cm), Medium (11cm) and large (13cm). Please select the required size from the drop-down menu when ordering.
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Air Pump Accessory Kit (2m Airline, 1 x Air Stone and 1 x Check Valve)£2.99
You are purchasing an aquarium air pump accessory kit.
Ideal as an add on purchase if you are purchasing one of our air pumps or an air pump elsewhere, as these accessories are not supplied with a new air pump.
Contains a 2m length of airline, 1 x Air Stone and 1 x Check Valve. This option is suitable for a single outlet air pump:
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Air Pump Accessory Kit (3m Airline, 2 x Air Stones and 2 x Check Valves)£3.99
You are purchasing an aquarium air pump accessory kit.
Ideal as an add on purchase if you are purchasing one of our air pumps or an air pump elsewhere, as these accessories are not supplied with a new air pump.
Contains a 3m length of airline, 2 x Air Stones and 2 x Check Valves. This option is suitable for a double outlet air pump.
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5 x 25mm Air Stones for Aquarium Air Pump£3.49
Our high quality aquarium air stones are standard sized to connect to standard 4/6mm airline that fits all common air pumps.
You are purchasing: 5 Air Stones
These air stones are 25mm long, and 15mm in diameter.
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10 x 25mm Air Stones for Aquarium Air Pump£5.49
Our high quality aquarium air stones are standard sized to connect to standard 4/6mm airline that fits all common air pumps.
You are purchasing: 10 Air Stones
These air stones are 25mm long, and 15mm in diameter.
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2 x 50mm 2" Round Air Stones for Pond or Aquarium Fish Tank£4.99
You are purchasing 2 x high quality 50mm (2inch) air stones suitable for aquarium and pond use.
These air stones will connect to standard 4/6mm air line. Or, the hose tail can be cut to accommodate thicker air line.
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5 x 50mm 2" Round Air Stones for Pond or Aquarium Fish Tank£6.99
You are purchasing 5 x high quality 50mm (2inch) air stones suitable for aquarium and pond use.
These air stones will connect to standard 4/6mm air line. Or, the hose tail can be cut to accommodate thicker air line.
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10 x 50mm 2" Round Air Stones for Pond or Aquarium Fish Tank£11.99
You are purchasing 10 x high quality 50mm (2inch) air stones suitable for aquarium and pond use.
These air stones will connect to standard 4/6mm air line. Or, the hose tail can be cut to accommodate thicker air line.
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Aquarium Fish Tank Round Air Bubble Disk RingAs low as £1.99
Our high quality aquarium bubble disk aerators are ideal for creating a ring of oxygenating bubbles within your aquarium.
Simply connect air line and air pump to the bubble ring, and place in the aquarium.
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107mm Ceramic Air Stone Bubble Ring Disc Pond Aquarium Diffuser£3.49
Our Heavy Duty Ceramic Bubble Ring Air stones are suitable for Ponds and Aquariums alike.
These air stones are available in 3 different sizes. This size is: 107mm diameter.
*Please note: Airflow dependent on depth of water and output of airpump*
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132mm Ceramic Air Stone Bubble Ring Disc Pond Aquarium Diffuser£3.99
Our Heavy Duty Ceramic Bubble Ring Air stones are suitable for Ponds and Aquariums alike.
These air stones are available in 3 different sizes. This size is: 132mm diameter.
*Please note: Airflow dependent on depth of water and output of airpump*
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200mm Ceramic Air Stone Bubble Ring Disc Pond Aquarium Diffuser£14.99
Our Heavy Duty Ceramic Bubble Ring Air stones are suitable for Ponds and Aquariums alike.
These air stones are available in 3 different sizes. This size is: 200mm diameter.
*Please note: Airflow dependent on depth of pond and output of airpump*
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80mm Ceramic Cylinder Column Air Stone Koi Pond Aquarium Diffuser£3.99
Our heavy duty ceramic column air stones are suitable for ponds and aquariums.
These air stones are available in 4 different sizes. This listing is for the 30mm wide x 80mm long air stone.
*Please note: Airflow dependent on depth of water and output of airpump*
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105mm Ceramic Cylinder Column Air Stone Koi Pond Aquarium Diffuser£4.99
Our heavy duty ceramic column air stones are suitable for ponds and aquariums.
These air stones are available in 4 different sizes. This listing is for the 30mm wide x 105mm long air stone.
*Please note: Airflow dependent on depth of water and output of airpump*
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170mm Ceramic Cylinder Column Air Stone Koi Pond Aquarium Diffuser£7.99
Our heavy duty ceramic column air stones are suitable for ponds and aquariums.
These air stones are available in 4 different sizes. This listing is for the 40mm wide x 170mm long air stone.
*Please note: Airflow dependent on depth of water and output of airpump*
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200mm Ceramic Cylinder Column Air Stone Koi Pond Aquarium Diffuser£9.99
Our heavy duty ceramic column air stones are suitable for ponds and aquariums.
These air stones are available in 4 different sizes. This listing is for the 50mm wide x 200mm long air stone.
*Please note: Airflow dependent on depth of water and output of airpump*
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