What are freshwater aquarium airstones?

Airstones are porous devices that release small air bubbles into your tank when connected to an air pump. This boosts oxygen levels, helps prevent stagnant areas, and enhances water movement.

How long do airstones last in a freshwater aquarium?

Most airstones last 6 to 8 weeks, depending on tank conditions and water hardness. Replacing them regularly ensures optimal oxygenation and performance.

Is a freshwater tank airstone the same as a bubbler?

Yes, "airstone" and "bubbler" are often used interchangeably. Both serve to release air bubbles into the water to improve oxygen exchange and circulation.

What is the difference between a freshwater tank pump and an airstone?

A pump provides airflow and water circulation, while the airstone diffuses the air into fine bubbles. The pump powers the airstone, and together they help improve water quality and oxygenation.

Tropical Fish Tank Pumps & Airstones - Page 2 (Free Shipping)

Slide 1 of 3

GloFish LED Round Bubbling Air Stone, Black slide 2 of 3

GloFish LED Round Bubbling Air Stone, Black slide 3 of 3

GloFish LED Round Bubbling Air Stone, Black

Rated 3.2 out of 5 stars

40

$9.49 Chewy Price

$17.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 3

Penn-Plax Aqua-Mist Air Stone Bar Fish Aerator, Green slide 2 of 3

Penn-Plax Aqua-Mist Air Stone Bar Fish Aerator, Green slide 3 of 3

Penn-Plax Aqua-Mist Air Stone Bar Fish Aerator, Green

Rated 4.3 out of 5 stars

12

$7.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 3

Aquatop Nano Submersible Aquarium Pump, 80 GPH slide 2 of 3

Aquatop Nano Submersible Aquarium Pump, 80 GPH slide 3 of 3

Aquatop Nano Submersible Aquarium Pump, 80 GPH

Rated 4 out of 5 stars

11

$14.99 Chewy Price

$18.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 2

Seapora Air Plex Aquarium Air Pump, 60-gal slide 2 of 2

Seapora Air Plex Aquarium Air Pump, 60-gal

Rated 4 out of 5 stars

9

$22.33 Chewy Price

($0.38/gl) Price per Unit

$24.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Bubble-Wall Aquarium Air Diffuser, 10-in

Rated 4 out of 5 stars

51

$11.80 Chewy Price

$11.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Bubble Bug Air Fish Pump

Rated 4.1 out of 5 stars

14

$9.91 Chewy Price

$18.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Coralife Super Luft Air SL-65 Aquarium Pump

Rated 4.3 out of 5 stars

11

$87.02 Chewy Price

$112.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Bubble Disk Fish Aerator, Small, Blue/Green

Rated 2.7 out of 5 stars

9

$8.91 Chewy Price

$11.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Python Airline Tubing for Aquariums, 25-ft

Rated 4.7 out of 5 stars

50

$9.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lee's Aquarium & Pets Two Way Aquarium Plastic Valve, 2 pack

Rated 3.8 out of 5 stars

15

$6.99 Chewy Price

($3.50/ea) Price per Unit

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aqueon Freshwater & Saltwater Circulation Aquarium Pump, 500 GPH

Rated 4.1 out of 5 stars

98

$34.95 Chewy Price

$39.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard Lifegard Mini-Bubble Filter

Rated 4.6 out of 5 stars

11

$8.07 Chewy Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jul 21 and Jul 26

Seapora Aqua Pulse 30 Circulating Pump, 5280-GPH

$35.39 Chewy Price

$44.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Add-A-Stone Fish Aerator, Small, Blue/Green

Rated 4.4 out of 5 stars

22

$6.70 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Hydor Pico Centrifugal Fish Pump, Black, 300-gph

Rated 4 out of 5 stars

5

$31.99 Chewy Price

($31.99/ea) Price per Unit

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

OASE Indoor Aquatics Aqua In-Out Set Fish Water Pump

Rated 3 out of 5 stars

3

$75.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aquatop MaxFlow Submersible Aquarium Pump, 95 GPH

Rated 2.2 out of 5 stars

5

$15.99 Chewy Price

$19.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Coralife Luft Air Aquarium Pump

Rated 4.2 out of 5 stars

6

$56.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Total-Air Aeration Aquarium Kit Fish Tubing, Multicolor

Rated 3.8 out of 5 stars

19

$8.55 Chewy Price

$8.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard Quiet One Aquarium Pump, 317 GPH

Rated 2.5 out of 5 stars

6

$42.39 Chewy Price

$47.00 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jul 21 and Jul 26

ASF MX Pro Aquarium Pump, 350-gph

$48.89 Chewy Price

$62.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Aqua Life Bendable Aquarium Bubble Wall, 23.5-in length

Rated 4.3 out of 5 stars

16

$20.99 Chewy Price

$22.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Seapora Aqua Pulse 20 Circulating Pump, 2640-GPH

Rated 5 out of 5 stars

3

$25.98 Chewy Price

$32.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Aquael Turbo 500 132 GPH, Adjustable Flow, Mechanical & Biological Filtration for Freshwater Ta...

$38.99 Chewy Price

($15.60/gl) Price per Unit

$44.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Silent Air B11 Aquarium Air Pump

Rated 2.8 out of 5 stars

4

$27.99 Chewy Price

$38.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

JBJ Aquarium Vinyl Tubing, 16-mm

Rated 2.7 out of 5 stars

3

$18.00 Chewy Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jul 23 and Jul 26

Underwater Treasures Bubble Mist Air Wand

Rated 3.5 out of 5 stars

10

$6.60 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Air-Pod Aquarium Air Pump, 10-gal

Rated 4.2 out of 5 stars

36

$20.99 Chewy Price

($2.10/gl) Price per Unit

$22.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Hydor Seltz L20 Universal Centrifugal Pump, 185-gph, Black

Rated 5 out of 5 stars

1

$47.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

OASE Indoor Aquatics StreamMax Classic 4000 Fish Pump

$43.52 Chewy Price

$55.67 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Lee's Aquarium & Pets Mini Aquarium Airline Tubing, 6-ft

Rated 3.7 out of 5 stars

7

$7.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Cascade Nano Air Pump Fish Filter

Rated 4.7 out of 5 stars

12

$10.43 Chewy Price

$10.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Air-Tech 2K4 Aquarium Air Pump, 65-gal

Rated 4.4 out of 5 stars

40

$35.99 Chewy Price

$39.99 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jul 19 and Jul 23

Penn-Plax Deluxe Bubble Disk, Large

Rated 3.3 out of 5 stars

45

$26.99 Chewy Price

($26.99/ea) Price per Unit

$28.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

Aquael Miniboost 100 Fish Aerator

$18.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Underwater Treasures Silicone Airline Fish Tubing, 500-ft

$92.93 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Tropical Fish Tank Pumps & Airstones

GloFish LED Round Bubbling Air Stone, Black

Penn-Plax Aqua-Mist Air Stone Bar Fish Aerator, Green

Aquatop Nano Submersible Aquarium Pump, 80 GPH

Seapora Air Plex Aquarium Air Pump, 60-gal

Penn-Plax Bubble-Wall Aquarium Air Diffuser, 10-in

Penn-Plax Bubble Bug Air Fish Pump

Coralife Super Luft Air SL-65 Aquarium Pump

Penn-Plax Bubble Disk Fish Aerator, Small, Blue/Green

Python Airline Tubing for Aquariums, 25-ft

Lee's Aquarium & Pets Two Way Aquarium Plastic Valve, 2 pack

Aqueon Freshwater & Saltwater Circulation Aquarium Pump, 500 GPH

Lifegard Lifegard Mini-Bubble Filter

Seapora Aqua Pulse 30 Circulating Pump, 5280-GPH

Penn-Plax Add-A-Stone Fish Aerator, Small, Blue/Green

Hydor Pico Centrifugal Fish Pump, Black, 300-gph

OASE Indoor Aquatics Aqua In-Out Set Fish Water Pump

Aquatop MaxFlow Submersible Aquarium Pump, 95 GPH

Coralife Luft Air Aquarium Pump

Penn-Plax Total-Air Aeration Aquarium Kit Fish Tubing, Multicolor

Lifegard Quiet One Aquarium Pump, 317 GPH

ASF MX Pro Aquarium Pump, 350-gph

Penn-Plax Aqua Life Bendable Aquarium Bubble Wall, 23.5-in length

Seapora Aqua Pulse 20 Circulating Pump, 2640-GPH

Aquael Turbo 500 132 GPH, Adjustable Flow, Mechanical & Biological Filtration for Freshwater Ta...

Penn-Plax Silent Air B11 Aquarium Air Pump

JBJ Aquarium Vinyl Tubing, 16-mm

Underwater Treasures Bubble Mist Air Wand

Penn-Plax Air-Pod Aquarium Air Pump, 10-gal

Hydor Seltz L20 Universal Centrifugal Pump, 185-gph, Black

OASE Indoor Aquatics StreamMax Classic 4000 Fish Pump

Lee's Aquarium & Pets Mini Aquarium Airline Tubing, 6-ft

Penn-Plax Cascade Nano Air Pump Fish Filter

Penn-Plax Air-Tech 2K4 Aquarium Air Pump, 65-gal

Penn-Plax Deluxe Bubble Disk, Large

Aquael Miniboost 100 Fish Aerator

Underwater Treasures Silicone Airline Fish Tubing, 500-ft

Brand

Fish Type

Pump Type

Deals & Savings

Price

Customer Rating