Aqueon Large Replacement Filter Cartridges

Carbon Filter Cartridges for Cleaner Aquarium Fish Water

Product Description

Aqueon Large Replacement Filter Cartridges feature dual-sided, dense-floss construction with over 25% more activated carbon than top competitors. Their patented design ensures even distribution of carbon to effectively eliminate particles, debris, impurities, and odors. Compatible with QuietFlow LED PRO 20 to 75, Power Filter 20 to 55/75, E Internal 40, and Canister 200 to 400 models. For best results, replace the cartridges approximately every four weeks.

Benefits

• 25% More Carbon: Contains over 25% more activated carbon than leading brands to help keep aquarium water clean.
• Even Carbon Distribution: The patented design ensures activated carbon is spread evenly through the cartridge for thorough filtration.
• Dual-Sided Dense Floss: Dual-sided dense-floss media helps filter out more particles and debris from the circulating aquarium water.
• Clearer, Fresher Water: Helps enhance water quality and clarity while filtering out impurities and odors in the tank.
• Wide Filter Compatibility: Fits QuietFlow LED PRO, Power Filter, E Internal 40 and Canister 200, 300, and 400 models.
• Quick Installation: Rinse, align the bottom key slot, and use the FRONT tab to install in seconds.

Variants

• 1 Pack
• 3 Pack
• 6 Pack
• 12 Pack

How to Use

Recommended-Usage Chart

Directions for Use

• Remove Old Cartridge: Push down gently on the Bio-Holster and pull the cartridge tab upward to remove the used cartridge.
• Rinse Before Use: Rinse the new cartridge under cold water to remove carbon dust before placing it in the filter.
• Align Key Slot: Line up the cartridge's bottom key slot for a correct fit inside the filter housing.
• Face the FRONT Tab: Install the cartridge using the FRONT orientation tab so it sits in the correct direction.
• Replace Filter Cover: Put the cover back on; it will not fit properly if the cartridge is installed incorrectly.
• Replace on Schedule: Change the cartridge about every 4 weeks, while retail instructions list 4 to 6 weeks.

Additional Information

Precautions

• Confirm Filter Size: Each cartridge size fits specific compartments, so check that your QuietFlow model uses the Large size.
• Rinse Carbon Dust: Always rinse new cartridges under cold water first to remove carbon dust, as directed by Aqueon.
• Protect Beneficial Bacteria: Avoid cleaning the Bio-Holster during cartridge changes, because it contains living beneficial bacteria for biological filtration.

Shipping & Return

We offer ground, express, priority, and international delivery; see our shipping policy for details.

For return instructions or product concerns, please refer to our detailed refund policy.

Frequently Asked Questions

Q1: Which filters do Aqueon Large Replacement Filter Cartridges fit?

Ans: They fit the Aqueon QuietFlow LED PRO Power Filter sizes 20, 30, 50, and 75, QuietFlow Power Filter sizes 20, 30, 50, and 55/75, the QuietFlow E Internal Power Filter size 40, and QuietFlow Canister Filter sizes 200, 300, and 400.

Q2: How often should I replace the Large filter cartridge?

Ans: Replace the cartridge approximately every 4 weeks for optimal performance, while retail instructions list every 4 to 6 weeks. Petco's listing also advises replacing it when water begins to enter the filter bypass or the cartridge becomes clogged.

Q3: Do I need to rinse the cartridge before use?

Ans: Yes, it is advised to rinse each new cartridge under cold water before installing it. Rinsing removes carbon dust from the activated carbon inside. After rinsing, align the bottom key slot and use the FRONT orientation tab to fit the cartridge correctly.

Q4: Should I clean the Bio-Holster when I change the cartridge?

Ans: No. The Bio-Holster should not be cleaned or removed when you replace the cartridge, because it contains living beneficial bacteria that support biological filtration. Simply remove the used cartridge, discard it, and insert the new rinsed cartridge into the holster.

Q5: What makes Aqueon cartridges different from other filter cartridges?

Ans: Aqueon cartridges are dual-sided and use dense floss with over 25% more activated carbon than the leading brands. The patented design ensures even carbon distribution, which helps filter out more particles, debris, impurities, and odors for cleaner, clearer aquarium water.

Q6: What pack sizes are available?

Ans: This listing offers Aqueon Large Replacement Filter Cartridges as a single cartridge or in packs of 3, 6, and 12. Larger packs suit keepers who change cartridges every 4 weeks or run more than one compatible QuietFlow filter at the same time.

Q7: Are Aqueon Large cartridges safe for saltwater aquariums?

Ans: Yes, these cartridges are safe for both freshwater and saltwater aquariums. Use them in a compatible Aqueon QuietFlow filter, rinse each cartridge before installing, and replace it every 4 to 6 weeks for great results, as the directions advise.