Fluval U3 Aquarium Stage 2 Poly Carbon Cartridge (2 Pack)
Fluval U3 Internal Filter Carbon Cartridge
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 25 Mar 2026)
Based on a total of 46,726 customer reviews from independent review platforms.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 46,726 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
In stock. Express Delivery available with Amazon Prime.
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£5.96
Delivery from £4.49
Fluval U4 Filter Clearmax Cartridge
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 25 Mar 2026)
Based on a total of 46,726 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 46,726 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
In stock. Express Delivery available with Amazon Prime.
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£5.96
Delivery from £4.49
Fluval U3 Internal Filter Carbon Cartridge
In stock
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£6.09
Delivery from £3.95
Fluval U3 Internal Filter Carbon Cartridge
Cheapest Total Price
In stock
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£7.29
Free Delivery
Fluval U3 Internal Filter Carbon Cartridge
Cheapest Total Price
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£7.29
Free Delivery
Fluval U3 Internal Filter Carbon Cartridge
In stock
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Mastercard
£7.47
Free Delivery
Fluval U3 Internal Filter Carbon Cartridge
In stock
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Mastercard
£8.20
Free Delivery
Fluval U3 Internal Filter Carbon Cartridge
In stock
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£8.37
Free Delivery
Fluval Cartridges - U3 Poly/Carbon Cartridge (Pack of 2)
Overall Rating: 4.7 / 5 (average from multiple review sources, as of 14 Mar 2026)
Based on a total of 114,852 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 114,852 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
2-4 days
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£8.49
Delivery from £3.49
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Fluval U3 Internal Filter Carbon Cartridge - Details
▶ Finding you the best price!
We have found 9 prices for Fluval U3 Internal Filter Carbon Cartridge. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Fluval U3 Internal Filter Carbon Cartridge - Price Information
- Cheapest price: £5.96
- The cheapest price is offered by amazon.co.uk. You can order the product there.
- The price range for the product Fluval U3 Internal Filter Carbon Cartridge is €£5.96to €£25.92 with a total of 9 offers.
- Payment methods: The online shop amazon.co.uk supports: Direct debit, Visa, Mastercard
- Delivery: The shortest delivery time is In stock. Express Delivery available with Amazon Prime. working days offered by amazon.co.uk.
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RA Fluval Poly/Carbon Cartridge for U3 - 2 pk
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Cheapest offer
Provides effective chemical filtration Custom fit for the Fluval U3 Filter Traps fine debris, improves water clarity and removes impurities Easy to replace Works in freshwater, marine or reptile environments
£5.96
In stock. Express Delivery available with Amazon Prime.
amazon.co.uk
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