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Vendor:Ultum Nature Systems
Ultum Nature Systems Pro Aquarium Tubing, 20/25mm ID/OD, 3m Silicone Roll
Ultum Nature Systems Pro Tubing is aquarium tubing for filter, CO2 and airline use, supplied as a 3 meter (9.84 feet) roll in 1" – 20/25 mm ID/OD. 20/25 mm ID/OD sizing — choose tubing by its inner and outer diameter. Silicone material —...- £58.68
- £58.68
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Vendor:hygger
hygger 15.7-Inch Aquarium Bubble Wall Bar, Weighted Fine-Bubble Air Diffuser
hygger Weighted Nano Mist Bubble Wall Bar is a 15.7-inch (39.9 cm) air diffuser for aquarium and hydroponic aeration, designed to stay submerged and form a fine-bubble curtain. ABS and PVC construction — corrosion-resistant materials for freshwater and marine aquariums. All-black appearance — blends...- £39.26
- £39.26
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Vendor:ALEGI
ALEGI Aquarium Airline Tubing, 97.5 m Roll with 80 Connectors, 3/16-Inch Flexible
ALEGI flexible airline tubing is made for aquarium, terrarium, and hydroponic setups, with a 320-foot (97.5 m) roll, a standard 3/16-inch (4.8 mm) diameter, and connectors included. 320 feet of tubing — plan airline runs for your setup from one long roll. Standard 3/16-inch...- £65.08
- £65.08
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Vendor:hygger
hygger Aquarium Bubble Wall Air Stone Bars, 2-Pack 9.8-Inch Weighted Fine-Bubble Diffusers
The hygger Weighted Nano Mist Bubble Wall Bar is a two-piece air diffuser set designed to aerate aquariums and hydroponic systems, with two 9.8-inch (24.9 cm) bars for a fine-bubble curtain. Weighted, self-sinking design — helps each bar stay in place underwater. ABS and...- £41.50
- £41.50
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Vendor:AQUANEAT
AQUANEAT Aquarium Airline Tubing, 300 ft 3/16-Inch Flexible Air Hose
AQUANEAT Aquarium Airline Tubing is a 300 ft (91.44 m) air hose for fish tanks, air pumps, hydroponics, and ponds, with a standard 3/16 in (4.76 mm) diameter. One 300 ft roll — provides a long length of airline tubing for aquarium and other...- £58.00
- £58.00
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Vendor:Clscea
Clscea Aquarium CO2 Kit G211 with 4-in-1 Diffuser and Adjustable Needle Valve
The Clscea G211 DIY CO2 kit is made to deliver carbon dioxide to an aquarium, combining a 4-in-1 diffuser with a metal needle valve for controlled output. The starting tube reduces the need to squeeze the bottle repeatedly — shake it and wait for...- £40.62
- £40.62
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Vendor:Clscea
Clscea Aquarium CO2 Solenoid Valve, Mini 12V DC Low-Temperature Inline Model
Clscea’s mini inline CO2 solenoid valve controls CO2 flow in an aquarium system, with 12V DC, 0.8W operation and connections for 4 mm inner-diameter, 6 mm outer-diameter tubing. 12V DC, 0.8W operation — designed as a safer, more stable alternative to AC power. 27°C...- £39.45
- £39.45
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Vendor:Clscea
Clscea External Inline CO2 Diffuser, 16/22 mm Hose, DC400-L-16 with Bubble Counter
Clscea External Inline CO2 Diffuser Atomizer is made to add CO2 to a planted aquarium through a canister-filter setup, with 16/22 mm hose compatibility and an integrated bubble counter. External inline installation — keeps the diffuser outside the aquarium and leaves tank space free....- £42.98
- £42.98
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Vendor:Pawfly
Pawfly Aquarium Air Stone, 12-Inch Cylindrical Diffuser for Large Tanks
Pawfly Aquarium Air Stone is a cylindrical oxygen diffuser for aerating large aquariums, ponds, DWC systems, and aquaculture tanks, with a 12.1-inch (30.7 cm) length and a 30 L/min jetting volume. 1.9-inch (4.8 cm) diameter by 12.1-inch (30.7 cm) length — sized for larger...- £58.00
- £58.00
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Vendor:Pairwugui
Pairwugui Aquarium Air Stone, 47.2-Inch Flexible Bubble Curtain for Tanks
Pairwugui Aquarium Air Stones are a flexible 47.2-inch (120 cm) rubber bubbler designed to create a bubble curtain and help increase dissolved oxygen in aquariums, ponds, and hydroponic systems. 47.2-inch (120 cm) deformable air stone — bend it into different shapes to suit a...- £39.44
- £39.44
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Vendor:Clscea
Clscea Aquarium CO2 Splitter Valve, 2-Way M10x1 with Stainless Steel Needle Valves
Clscea’s two-way aquarium CO2 splitter routes a conventional CO2 supply to two planted tanks, with built-in stainless steel needle valves for flow control. M10x1 male thread connector — connects with conventional CO2 regulators that use this thread. Two-way CO2 distribution — lets one supply...- £41.80
- £41.80
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Vendor:UPETTOOLS
UPETTOOLS Aquarium Air Stone Diffuser, 5.2-Inch Nano Fine-Bubble Aerator
The UPETTOOLS Aquarium Air Stone is a 5.2-inch (13.2 cm) nano diffuser for adding fine bubbles to aquarium and hydroponic systems, with a design made to boost dissolved oxygen. Produces abundant fine bubbles with minimal noise — creates a visible bubble curtain in the...- £40.62
- £40.62
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Vendor:Pawfly
Pawfly 16-Inch Air Stone Diffuser for Large Aquariums, 36 L/min
Pawfly’s 16-inch air stone cylinder is a rubber bubble diffuser for aerating larger aquariums, ponds and water reservoirs, with a 36 L/min jetting volume and a 1.2-inch diameter (3.05 cm). Dense, even bubbles from rubber construction — aerates water reservoirs. 16 inches long (40.64...- £39.44
- £39.44
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Vendor:Seachem
Seachem Tidal 55 Replacement Pump for Tidal 55 Power Filter – Model-Specific Fit
Seachem Tidal 55 Replacement Pump is an aquarium replacement part made specifically for the Tidal 55 Power Filter, for aquarists replacing the pump in that filter. Made in Italy — gives the part a clearly identified country of origin. Package dimensions: 7.28 in (18.49...- £43.92
- £43.92
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Vendor:UPETTOOLS
UPETTOOLS Aquarium Air Stone Bubbler Kit, 5.1-Inch, 265–530 L, Adjustable Bubbles
UPETTOOLS Aquarium Air Stone is a 5.1-inch (130 mm) bubbler kit designed to add fine air bubbles to 70–140 gallon freshwater and saltwater aquariums, with accessories for connecting it to an air pump. For 70–140 gallon freshwater and saltwater tanks — matches the recommended...- £42.98
- £42.98
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Vendor:hygger
hygger Aquarium Air Stone Diffuser Kit, Clear 45 mm, Dual Aeration Rings
The hygger aquarium air stone kit is a clear acrylic diffuser for adding aeration to aquariums, hydroponic systems, and small ponds, with two aeration rings and an EVA bubble-producing element. EVA bubble-producing material — designed to resist corrosion and clogging during continued use. Two...- £39.44
- £39.44
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Vendor:PINVNBY
PINVNBY Aquarium Air Stone Diffuser, 4.2-Inch 4-Pack with Suction Cups
PINVNBY 4.2-inch air stone discs are made to add oxygen and water circulation in aquariums and other aquatic systems; this set contains four discs. Carborundum material and 300–500-micron bubbles — creates a stream of small bubbles for water oxygenation. Three suction cups — help...- £35.90
- £35.90
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Vendor:hygger
hygger Aquarium Air Stone Diffuser Kit, 3 x 3 Inch Disc for Fine-Bubble Aeration
The hygger 3 x 3 in (7.62 x 7.62 cm) aquarium air stone kit aerates freshwater and saltwater tanks with fine bubbles from high-density corundum sand; an air pump is not included. High-density corundum sand — creates many fine bubbles with low noise. Copper...- £35.90
- £35.90
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Vendor:VIVOSUN
VIVOSUN 8-Inch Aquarium Air Stone Disc with Fine Bubbles and Suction Cups
The VIVOSUN Air Stone Disc is an aquarium and hydroponic aeration accessory that produces dense fine bubbles, with an 8-inch diameter (20.32 cm) and three suction cups for placement on a smooth aquarium surface. Dense fine bubbles — helps oxygenate water in aquariums, ponds,...- £53.28
- £53.28
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Vendor:UPETTOOLS
UPETTOOLS 4-Inch Aquarium Air Stone Diffuser Kit, 100mm Adjustable Fine-Bubble Disc
UPETTOOLS 4-inch Nano Aquarium Air Stone Kit is an adjustable bubble diffuser for aquariums and hydroponic nutrient tanks, built around a 100mm (10 cm) nano air disc and a control valve. Dense, small bubbles — create a fine bubble cloud and a curtain-like effect...- £35.90
- £35.90
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Vendor:hygger
hygger Aquarium Air Stone Diffuser Kit, 4-Inch Disc, Fine-Bubble Aeration
The hygger aquarium air stone diffuser kit creates fine, low-noise bubbles for aquarium aeration, with size options matched to air pump power and a copper chrome-plated connector. High-density corundum sand — forms many fine bubbles with low noise. Three stone sizes — match the...- £37.08
- £37.08
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Vendor:AquaMiracle
AquaMiracle Rubber Air Stone, 8-Inch 1-Pack for Aquariums and Ponds
AquaMiracle Rubber Air Stone is an air diffuser for aquariums, ponds, and fish farming, with a self-weighted 8-inch (20.32 cm) cylinder and a stepped nozzle for two airline tubing sizes. Rubber cylinder with thousands of tiny pores — distributes air through the water to...- £37.08
- £37.08
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Vendor:Pawfly
Pawfly Aquarium Airline Tubing Kit, 30.5 m with Air Stones and Flow Control
Pawfly’s aquarium air pump accessories kit delivers air to freshwater and saltwater tanks with 100 ft (30.48 m) of flexible airline tubing and components for controlling and distributing airflow. 100 ft of cut-to-length tubing — route air to tanks of different sizes. Four check...- £53.28
- £53.28
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Vendor:NestBasics
NestBasics Aquarium Water Refill Tank, Clear PC, 7.48-Inch Compact Design
NestBasics Negative Pressure Aquarium Fish Tank is a clear PC aquarium accessory designed for automatic water refilling and extra fish space, measuring 7.48 × 5.12 × 4.72 inches (19.0 × 13.0 × 12.0 cm). Negative-pressure design — serves as an alternative to traditional aquarium...- £36.96
- £36.96
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Air pumps with the bits that go with them: air stones, airline, non-return valves and gang valves. Names to browse include hygger, Pawfly, Clscea and 41 more. Details worth comparing: stainless steel, bubble counter and fine bubbles.
Step back to Aquarium Filters, Pumps & Air; nearby pages include Aquarium Filters, Filter Media & Cartridges and Water Pumps & Powerheads.
Care guide from the ArdentPets Journal: Signs of illness in aquarium fish, and how to quarantine new arrivals.