All Pond Solutions Garden Fish Pond Spare Replacement Filter Foam Sponge Set, Medium, 17 x 11-Inch

AllPondSolutions Replacement Garden Fish Pond Spare Filter Foams Sponge Packs - Set of 3 Fine Medium Coarse (17" x 11")

Finest-Filters 1000g (1kg) Ceramic Filter Rings Biological Filter Media in Bags for Aquarium/Pond Filters

Finest-Filters 1 Metre Roll of 35-45mm Filter Wool/Floss for Aquarium and Pond Filters