Air Stones
air stones — pre-owned
Browse 33 air stones — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
The General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B is a reliable and efficient air pump designed for fish tanks and aquariums. With a flow rate of 320 gallons per hour, this 120V AC pump is perfect for maintaining healthy water circulation in your aquatic environment. The General Hydroponics brand is known for its quality products, and this air pump is no exception. Ideal for both hobbyists and professionals, this model is easy to use and maintain, making it a valuable addition to any aquarium setup.

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
See pictures for measurements and condition if applicable. Getting the item(s) as pictured. I generally have similar items so make a bundle I have extra automatic discounts for bundled items so grab a few things from me! The product is a General Hydroponics Blue Stone Air Pump, model AP-0025B(a), which produces air flow of 320 GPH at 120VAC 60hz. It is suitable for use in fish and aquariums. Powered by ExportYourStore.com
You save $12.60

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
See pictures for measurements and condition if applicable. Getting the item(s) as pictured. I generally have similar items so make a bundle I have extra automatic discounts for bundled items so grab a few things from me! The product is a General Hydroponics Blue Stone Air Pump, model AP-0025B(a), which produces air flow of 320 GPH at 120VAC 60hz. It is suitable for use in fish and aquariums. Powered by ExportYourStore.com
You save $32.75

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
See pictures for measurements and condition if applicable. Getting the item(s) as pictured. I generally have similar items so make a bundle I have extra automatic discounts for bundled items so grab a few things from me! The product is a General Hydroponics Blue Stone Air Pump, model AP-0025B(a), which produces air flow of 320 GPH at 120VAC 60hz. It is suitable for use in fish and aquariums.
You save $8.68

Moon Stone Glow Aquarium Decor Glow In Dark Fish Tank Stones Set

Airstones 4 Pack 4" For Parts As There Plastc Clips Are Broke But Still
Aquaneat 4" Airstones 4 Pack For Parts As There Plastc Clips Are Broke But Still function just fine. Instead of being stuck to the sides they are only able to lay at the bottom.

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
Tested and working. The General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B is a reliable and efficient air pump designed for use in fish tanks and aquariums. With a flow rate of 320 gallons per hour, this 120VAC pump from a trusted brand like General Hydroponics ensures that your aquatic pets receive ample oxygen for healthy and vibrant living. The model AP-0025B(a) is a practical and essential addition to any aquarium setup, providing the necessary circulation and aeration to maintain a healthy environment for your fish.

Lot of 2 hygger Aquarium Air Stones, Bubble Stones Fish Tank - 2 inch diameter
Very good working condition. You will receive everything in the pictures.

Aquarium Air Stone Disk
Aquarium Air Stone Disk

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH

Lot of 3 Air Stone 4" x 2" Cylinder for Aquarium, Aerator Hydroponics FREE SHIP
The product is a set of three 4" x 2" cylindrical air stones designed for use in aquariums and hydroponics systems. Perfect for maintaining proper water circulation and promoting the overall well-being of fish and plants in aquarium tanks.

VIVOSUN 8" Air Stone Dish for Fish Tank Hydroponic
Condition is Used.

General Hydroponics BLUE STONE AIR PUMP MODEL AP-0025B 120VAC 60hz 320 GPH
Great condition! See pictures for details! Thanks for looking!

8-Way Aquarium Air Pump Splitter & Air Stone Diffuser Set For Fish Tank Aeration
Breathe easy, fishy friends! This contraption turns your tank into a bubbling paradise. Multiple stones mean no fish fights over oxygen. Science meets silliness! • Durable metal air pump splitter • 8 flexible air tubing lines • 8 porous air stones for even air distribution • Easy-to-connect design • Ideal for fish tanks or aquariums Slight discoloration on tubing and minor wear on air stones. No cracks or leaks. Splitter length = 4 inches, tubing length = approximately 24 inches.

Two Air Diffuser Point Four Linear Air Stone & One Bread Air Stone&Ring Diffuser
These diffusers are designed to produce fine bubbles that increase dissolved oxygen and improve water circulation. The diffuser bar includes a hose barb fitting for easy connection to standard air tubing.

8 Inch Air Stone Disc for Hydroponics Aquarium
This air stone disc is larger in size, ideal for larger tanks or systems that require increased aeration. Perfect for fish tank owners looking to improve the oxygenation in their aquarium.

AQUANEAT Aquarium Air Stones Cylindrical Gray 2-Pack 3.5" Tall G099
AQUANEAT Aquarium Air Stones Cylindrical Gray 2-Pack 3.5" Tall G099

2. Aquarium 12 Inch Air Stone. Bubble Diffusers B4

Pair of Round Aquarium Air Stones with Suction Cups for All Water Types
Pair of Round Aquarium Air Stones with Suction Cups for All Water Types

Aquarium Air Stone Bar 10" Mineral Bubble Diffuser For Fish Tank Oxygen Supply
Produces even bubble distribution. • Air stone bar. Air pump not included.

Four Aqua Culture Aquarium (1) 24", (1) 10" and (2) 5" Bubble Stones
The product is a set of four Aqua Culture aquarium bubble stones, including one 24" stone, one 10" stone, and two 5" stones. Made in China, these air stones are suitable for all water types and are not modified. Perfect for fish tanks and aquariums, these bubble stones help to aerate the water and provide oxygen for fish and other aquatic animals. Easy to use and maintain, they are a necessary addition to any aquarium setup.
You save $0.90

Air Bubble Disk Stone Aerator for Aquarium
no suction cups. 4 inch.

Air Stone - Hydroponics / Aquariums / Etc. 1.5 x 1.5 approximate with 3/16 tubin
Used air stone 1.5" For use with 3/16 tubing.

Aquarium Air Stone
Aquarium Air Stone 40mm.

18pcs 1" Air Stones Aquarium Fish Tank Hydroponic
Aquarium Air stones:The air stones for fish tank can be matched with an aquarium air pump to generate a large number of bubbles and provide sufficient oxygen for aquatic organisms.

Effective Mineral Bubble Air Stone Diffuser for Aquarium Fish Tank OPEN BOX 12"
This product is designed to provide a constant flow of air to your fish tank, ensuring that your aquatic pets stay healthy and happy. - Suitable for aquarium, fish tank, pond hydroponic and circulation system.

Brad Anderson Red Rockers
Brad Anderson red rockers Ratio 1.7 intake 1.5 exhaust

Regent Air Pump 7500 - Aquarium Air Supply Pump - Fully working
Fully working and in excellent condition.

8 Inch Air Stone Disc for Hydroponics Aquarium

10 Inch Fish Tank Air Stones
10 inch fish tank aqua air stones blue and color, this is a used air stone 10 inch long quarter inch air tube hook up absolutely perfect and has been tested. Nothing wrong with

5 Inch Fish Tank Air Stone
5 inch blue fish tank aqua air stone, this is a used 5 inch air stone that works perfect perfectly and has already been tested. Absolutely nothing wrong with it ready for.

14 Inch Fish Tank Air, Stone, Blue And Color
14 inch blue aqua fish tank air stones, these are quarter inch with 14 inch long blue air stone. It’s used but works perfectly absolutely nothing wrong with it.

Pentaire Sweetwater Air Diffuser AS15L 6”x1.5w 3/8O.D.
They're machined from a solid block of glass-bonded silica.