Aqua One Nautilus 2700 & Aquis Advance 2200/2400 15ppi Sponge 41s (25041s)

Catch larger particles before later filtration stages while supporting beneficial bacterial colonisation. • Easy to install • 2 per pack • 15 Micron coarse • Large surface area for bacterial attachment • Also trap most solids - keeping water clear • Change every 4 months to maintain performance • Low maintenance • Genuine Aqua One spare part We recommend only using Aqua One genuine spare parts in their range of filters