IceCap EXT Media Reactor - Universal Installation Size:Small They are also completely sealed

They are also completely sealed on the wet and dry side

Built-in Twin 7in Filter Sock Holder with 200 Micron Sock Prefilter

It also includes a time delay and feed mode for any AC protein skimmer

The shape of the skimmer body requires minimal space behind the aquarium

Modern Skimmer Design & Functionality

IceCap EXT Media Reactor - Universal Installation Size:Small They are also completely sealedThe IceCap EXT Media Reactors are plug and play reactors with a removable canister for all your favorite aquarium media. There are three sizes to choose from. Canister Media Reactor for Universal Aquarium Applications The IceCap EXT Media Reactors are plug and play reactors with a removable canister for all your favorite aquarium media. The removable canister allows for easy exchange of old media without removing the whole reactor from the sump.