in 24 offers
The lowest price for Fluval Biomax Filter Media for Spec/Flex/Evo Aquariums right now is $6.95 at Your Online Pet Store, compared across 19 retailers.
The all-time low was $6.88 on 31 May 2026 — today's price is 1% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 15 Oct 2026.
Fluval Biomax Filter Media for Spec/Flex/Evo Aquariums
Last updated at 15/10/2026 04:35:28
Fluval Spec/Flex /Evo Replacement Biomax 42gm
Free delivery between Fri – Mon
"Fluval Biomax Evo|Spec|Flex Rings Filter Media 60g"
Delivery $9.90
Fluval BioMax for Spec/Evo/Flex Aquarium (A1378)
Delivery between Fri – Sat $10.67
Fluval Spec Flex Biomax Replacement 42g for Spec, Evo, and Flex Aquariums - Ideal for Beneficial Bacteria Colonization and Ammonia Control
Delivery $7.95
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Free delivery between Sat – Tue
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Delivery between 18–26 Oct $10
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Delivery $9.99
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Delivery $9.99
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Delivery $9.99
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Delivery between 20–28 Oct $8.95
| Filtration Capacity | 5 gal. |
| Product Type | Filter Media |
| Compatible With | Fluval SPEC, Fluval Spec Desktop Aquariums |
| Media Type | Biomax |
| Filtration Method | Biological |
Fluval Spec/Flex /Evo Replacement Biomax 42gm
Free delivery between Fri – Mon
"Fluval Biomax Evo|Spec|Flex Rings Filter Media 60g"
Delivery $9.90
Fluval BioMax for Spec/Evo/Flex Aquarium (A1378)
Delivery between Fri – Sat $10.67
Fluval Spec Flex Biomax Replacement 42g for Spec, Evo, and Flex Aquariums - Ideal for Beneficial Bacteria Colonization and Ammonia Control
Delivery $7.95
Fluval Spec/Flex/Betta Replacement Biomax (A-1378)
Free delivery between Sat – Tue
| Filtration Capacity | 5 gal. |
| Product Type | Filter Media |
| Compatible With | Fluval SPEC, Fluval Spec Desktop Aquariums |
| Media Type | Biomax |
| Filtration Method | Biological |
