The ClariSea Auto Fleece Filter Unit (Gen 3) represents the next step in advanced mechanical filtration for reef aquariums. By continuously removing fine particles and organic waste before they break down, it helps prevent nutrient buildup, improves water clarity, and reduces maintenance compared with traditional filter socks.

The third-generation design delivers quieter operation, enhanced reliability, and efficient flow handling for consistent, trouble-free performance in modern sump layouts.

Performance & Capacity

SK3000 Gen 3 – up to 3,000 L/hr · recommended for aquariums up to 1,000 L
In-sump footprint: 200 mm × 275 mm

SK5000 Gen 3 – up to 5,000 L/hr · recommended for aquariums up to 1,500 L
In-sump footprint: 255 mm × 275 mm

Key Features

• Continuous particle removal for clearer water and lower nutrient levels
• Automatic fleece advancement maintains consistent filtration efficiency
• Gen 3 refinements for quieter, more reliable operation
• Significantly reduces manual maintenance compared with filter socks
• Simple roll changes and neat integration into most sump layouts

For optimal performance, the ClariSea unit uses quick-change fleece rolls, which are easy to replace as they become saturated. Keeping spare ClariSea replacement filter rolls on hand ensures uninterrupted mechanical filtration and consistently clear water.

In addition to replacement fleece, a full range of genuine components—including replacement motors, float switches, and power adapters—can be found in the ClariSea spares section , making long-term maintenance and servicing straightforward.

For manuals, spare parts lists, and instructional videos, please visit the official D-D product page:
https://www.theaquariumsolution.com/product/3078/409