Reef Octopus Regal 250-EXT Protein Skimmer Salt & Maintenance Because they are flat disks

Because they are flat disks without stems

and serviced safely

Simple 2-part mix with mortar powder and liquid acrylic polymer

Supports automated feeding schedules for consistent aquarium care

Quantity: 20 plugs per pack

Reef Octopus Regal 250-EXT Protein Skimmer Salt & Maintenance Because they are flat disksReef Octopus Regal 250 EXT Protein Skimmer The Reef Octopus Regal 250 EXT Protein Skimmer is a high capacity external recirculating protein skimmer for large reef aquariums, fish rooms and marine systems that require strong skimming with advanced feed rate control. Regal 250 EXT External Recirculating Skimmer Control The Regal 250 EXT is built for aquariums where a large skimmer can be plumbed externally and tuned independently from sump water depth.