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Supplies and advice
To keep your aquarium happy & healthy

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Cooling an Aquarium During Heat Waves
When seasonal temperatures are soaring, it's time to check-in and monitor your fish aquarium. Taking care of your fish involves more than a supply of fresh water and aquarium plants....
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How to Create a Self-Sustaining Ecosystem Aquarium
Creating a self-sustaining ecosystem within your aquarium is an excellent way to limit manual maintenance and keep your tank looking and feeling incredible for your aquatic family members. Wondering how...
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Fish 101: How to do a Water Change
Whether you are a new fish-keeper or are just thinking about getting your first aquarium, maintenance can seem complex and intimidating. You may hear people talking about their equipment and...
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Nano Tanks
Thinking about getting a nano aquarium for your home? Here's some crucial information that you'll need to know to set up and maintain this type of aquarium.
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23 products

Penn-Plax
Cascade Replacement Carbon Filter Cartridge for Mini Cascade 20 Internal Filter
$5.50
Penn-Plax
Cascade Bio-Sponge Canister Filter Insert for Cascade 600 Canister Filter
$8.75
Penn-Plax
Cascade Replacement Carbon Filter Cartridge for Cascade 600 Internal Filter
$12.00
Penn-Plax
Cascade Bio-Sponge Canister Filter Insert for Cascade 170 Canister Filter
$2.50
Penn-Plax
Cascade 170 Internal Aquarium Filter
$18.00
Fluval
SPEC, EVO, FLEX Bio-Max Insert Activated Carbon Chemical Filtration Bag for Desktop Aquariums
$4.00
Zoo Med Laboratories
Nano 10 External Canister Aquarium Filter 80 GPH
$72.75
Penn-Plax
Cascade 400 Internal Aquarium Filter
$39.25
Penn-Plax
Cascade Bio-Sponge Canister Filter Insert for Cascade 300 Canister Filter
$4.75
Penn-Plax
Mini Cascade 20 Hang-On Back Power Filter
$21.50
Seachem Laboratories
Stability Aquarium Biological Filter Water Treatment Liquid
$4.25
API
Stress Zyme Live Biological Filtration Booster Water Conditioner
$8.25 was $8.28
Penn-Plax
Cascade 300 Internal Aquarium Filter
$26.50
Penn-Plax
Cascade Bio-Sponge Canister Filter Insert for Cascade 400 Canister Filter
$6.25
Penn-Plax
Cascade Replacement Carbon Filter Cartridge for Cascade 300 Internal Filter
$5.50
Aqueon
Small Replacement Filter Cartridge "Mini Bow" for Aquariums
$12.25
Seachem Laboratories
Purigen Ultimate Filtration Aquarium Filter Media
$12.50
Seachem Laboratories
PhosGuard Phosphate & Silicate Remover Aquarium Filter Media
$7.00
Penn-Plax
Cascade Replacement Carbon Filter Cartridge for Cascade 400 Internal Filter
$6.75
Penn-Plax
Cascade 700 Canister Aquarium Filter
$174.25
Penn-Plax
Cascade Bio-Floss Canister Filter Insert Pad for Cascade 700 & 1000 Canister Filter
$17.75
Penn-Plax
Cascade Bio-Rings Filt-A-Pack Ceramic Biological Filter Insert Bag
$11.50
Penn-Plax
Cascade Bio-Sponge Canister Filter Insert for Cascade 700 & 1000 Canister Filter
$10.50