The Hydor Slim-Skim Internal Protein Skimmer is designed for reef aquariums up to 65 gallons. The Slim-Skim's unique intake design draws water from the surface—eliminating surface bio-slicks. Measuring only 17.5" X 4" X 4.5", this compact skimmer will fit into a sump.

Features:

• Dimensions: 17.5" X 4" X 4.5"
• For aquariums with normal stocking up to 65 gallons. For aquariums with heavy stocking up to 48 gallons.
• The Hydor foaming pump is included. A supply pump is not needed.
• Designed for in-sump use. Could be used inside a tank if the water level is consistent.
• Magnetic suction cup mounts for easy positioning
• Special grid for surface water intake
• Multi-venturi impeller technology
• Low power consumption, and adjustable air control and foaming level
• Foam production is adjusted by raising and lowering the collection cup