Fluval Add-On Surface Skimmer for AC & AquaClear Filters Model:Large for AC70/AC110 Power Filter Effectively traps floating particles for

Effectively traps floating particles for clear water (debris

which works perfectly with the Stone Clay colour background

Flex and EVO aquariums

Two independently programmable / dimmable channels for the blue LEDs

one liter bottle and no-spill valve

Fluval Add-On Surface Skimmer for AC & AquaClear Filters Model:Large for AC70/AC110 Power Filter Effectively traps floating particles forThe AC Surface Skimmer actively eliminates undesired surface film and organic waste to help keep aquarium water clean and clear. For use with AquaClear and Fluval AC Series power filters Quickly and effectively eliminates surface film, dust and contaminants to improve water quality Improves oxygen exchange and light penetration essential to fish and plant life Quick installation easily slides over filter intake stem Compact, clear, discreet design