Fluval Underwater Filter U2 (45-110L) B2S_2025_10_Cat Designed for small neutered dogs

Designed for small neutered dogs

contrasting folded back collar and Sherpa Fleece lining for extra warmth

Enriched with EPA-DHA

as well as offering your cat a chance to mark its territory with its scent and scratch markings

while enabling the fine control of their levels

Fluval Underwater Filter U2 (45-110L) B2S_2025_10_Cat Designed for small neutered dogsFluval Underwater Filter U2 (45 110L) The Fluval U Series are underwater filters that offers outstanding 3 stage filtration, increased water movement and vital aeration. Fluval U Series internal filters are the perfect solution where external filtration is not possible. Complete and efficient 3 stage filtration, including BIOMAX biological filtering Ideal for fresh, marine and reptile environments. Now with new and improved design features!