Pureflow Biofloc Innovations

Saltwater Protein Skimmers

Energy-efficient protein fractionators for marine RAS, oceanariums, and public aquarium LSS.

Marine RASOceanariumsPublic aquariumsHatcheries

Overview

Pureflow’s Saltwater Protein Skimmers are specially engineered to deliver superior foam fractionation in marine aquaculture systems, public aquariums, and oceanariums. These skimmers are designed to efficiently remove dissolved organic compounds, fine particulates, and unwanted proteins from saltwater environments, helping maintain crystal-clear water and optimal living conditions for aquatic species.

Constructed with high-quality, corrosion-resistant materials, Pureflow skimmers are built to withstand harsh marine conditions while ensuring reliable and long-term operation. Their advanced design enhances bubble-to-water contact, increasing the efficiency of organic waste removal and reducing the biological load on the system. This leads to improved water quality, better oxygen transfer, and overall healthier aquatic life.

Easy to maintain and integrate into existing life support systems (LSS), these skimmers are ideal for intensive fish farming, hatcheries, and display tanks. Pureflow’s saltwater protein skimmers support sustainable marine aquaculture by improving system biosecurity and reducing the need for frequent water exchange.

Pureflow Protein Skimmers (PSK) efficiently remove organic compounds through centrifugal mechanical separation and enhanced ozone and oxygen infusion. A low-pressure venturi pump injects ozonated air into the water as a fine stream of microbubbles, significantly improving foam formation and contaminant removal.

As the microbubbles rise through the water column, they attract and bind proteins, fats, and surface-active compounds. These materials coagulate and accumulate into a dense foam layer. The skimmer collects this foam and discharges it through an effluent pipe to either the sewer or a backwash treatment system.

The system also eliminates fine particulates below 40 microns, which naturally bind into the rising foam. This dual-action process enhances water clarity, reduces COD, and supports superior oxygen transfer rates.

Features

Removes up to 90% dissolved organics in suitable applications
Optional auto-wash and foam level control
ORP monitoring support
Custom sizes available

Benefits

  • Cleaner and more stable water quality
  • Lower maintenance burden
  • Long service life in harsh aquatic environments
  • Custom engineering for project-specific flow and biomass

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