Pet Products: AquaClear 20 Power Filter - 110 V, UL Listed (Includes AquaClear 20 Carbon, AquaClear 20 Foam & AquaClear 20 BioMax) - Rolf C. Hagen (USA) Corp.

Pet Products: Aquaclear 20-Gallon Foam Inserts, 3-Pack - Rolf C. Hagen (USA) Corp.

Pet Products: Aquaclear Activated Carbon Insert, 20-Gallon Aquariums, 3-Pack - Rolf C. Hagen (USA) Corp.

Pet Products: Aquaclear 20-Gallon Biomax - Rolf C. Hagen (USA) Corp.

Pet Products: Aquaclear Activated Carbon Insert, 50-Gallon Aquariums, 3-Pack - Rolf C. Hagen (USA) Corp.

Pet Products: Aquaclear 20-Gallon Ammonia Remover, 3-Pack - Rolf C. Hagen (USA) Corp.

Lawn & Patio: Pondmaster 02940 40-Watt Ultra Violet Light Pond Water Clarifier - Pondmaster

Pet Products: AquaClear Motor Unit for 20, 30, 50, 70 Power Filters - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 20 Foam - Rolf C. Hagen (USA) Corp.

Pet Products: Hagen AquaClear 20 Nylon Bag, 2-Pack - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 20 Foam Filter (3 Pack) - AquaClear

Pet Products: AquaClear Extension Tube for 20, 30, 50 Power Filters - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear Impeller Assembly for 20 Power Filter - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear Quick Filter Powerhead Attachment (fits all sizes AquaClear Powerheads) - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 20 Activated Carbon, 1.5 Ounce - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear Intake Stem for 20 Mini Power Filter - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 20 Zeo-Carb - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 20 Ammonia Remover, 2.1 Ounce - Rolf C. Hagen (USA) Corp.

Pet Products: Hagen AquaClear 50 Nylon Bag, 2-Pack - Rolf C. Hagen (USA) Corp.

Pet Products: AquaClear 50 Foam - Rolf C. Hagen (USA) Corp.

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Aqua Clear 20 Aquarium Filter Popular Q&A

Q: How is this stocking for a 20 gallon long aquarium (30x12x12) and...
A: There is a compatibility issue with the Celestial Pearl Danios and the Betta. Celestial Pearl Danios are fin nippers, and would not be able to resist the Betta'... Read More »

Q: How to Restart the Aquaclear 20 Filter.
A: 1. Unplug the filter power cord from the electrical outlet. 2. Pull the filter cover off of the unit, fill the entire filter case with water and replace the cov... Read More »

Q: Aquarium filter: Marineland or Aquaclear?
A: Ello there! = So I recently bought a Marineland filter, (Not the Penguin 350B though, and for the past few days it has been AMAZING. * Its pretty quiet, and I o... Read More »

Q: Hi nathan, how long should i change the filter media in my aquacl...
A: Hi James, When to change your filter media depends on how much the tank is loaded (The number of fish) Generally, the media needs to be changed every 2-4 weeks.... Read More »

Q: How do you use whisper power filter 20 for an aquarium?
A: With 115 volt alternating current. Read More »