The RK2 Systems 5AC Foam Fractionator Protein Skimmer is a commercial-grade foam fractionator designed to efficiently remove organic waste from saltwater aquariums. This advanced protein skimmer utilizes a true counter-current design, ensuring maximum contact time between water and air to effectively strip dissolved organic compounds from your system, leading to superior water clarity and health.

Built with nearly 30 years of engineering expertise and extensive research and development, this unit is constructed from the highest quality, ozone-resistant materials, including molded HDPE for its base and transition piece. Its robust design is engineered to withstand the most demanding applications, offering consistent performance and reliability. The skimmer comes equipped with a powerful 1/8 HP pump to drive its efficient foam fractionation process.

This high-performance foam fractionator is best suited for serious home hobbyists with large or heavily stocked systems, aquarium professionals, and aquaculture professionals who demand a durable, commercial-grade solution for maintaining pristine water quality. It provides the quality and performance known from larger RK2 models, scaled for lower flow rate applications without compromising effectiveness.