Aqua One Filter Air 15 Sponge Air Filter Replacement 2pk (19887-S) Fits the Sponge Air Filter. Easy to install Replace every 8 weeks Removes harmful toxins 2 per pack Genuine Aqua One part We recommend only using Aqua One genuine spare parts in their...

Aqua One Filter Air 20/25 Sponge Air Filter Replacement 2pk (19888-S) Fits the Sponge Air Filter. Easy to install Replace every 8 weeks Removes harmful toxins 2 per pack Genuine Aqua One part We recommend only using Aqua One genuine spare parts in...

Aqua One Sponge Air Filter 60 (19891) Easy to install Sponge Air Filter Suit Up To 60L  1 per pack Biological filter sponge Instructions included Genuine Aqua One part We recommend only using Aqua One genuine spare parts in their range of filters