FINAQUA Submersible Aquarium Filter – Powerful Internal for 20-75Gallon Tanks | Ideal for Large Fish, Turtles & Koi Ponds | All-in-One Aeration, Deodorization

The FINAQUA high-performance internal submersible aquarium filter cycles and purifies 55-150 gallon water volumes at a powerful 300 GPH flow rate, making it perfect for large fish tanks, turtle habitats, and backyard koi ponds. Equipped with a precision adjustable aeration valve, it dynamically boosts oxygen levels in the water, keeping fish and turtles healthier and more active in an oxygen-rich environment. Its advanced dual-stage filtration system, paired with premium black biochemical sponge, deeply traps debris, breaks down harmful toxins, and effectively eliminates odors—maintaining crystal-clear, fresh water for long-term clarity. The optimized water circulation design enhances flow intensity and surface agitation, simulating natural aquatic environments to support a stable, balanced aquatic ecosystem. For tanks under 15 inches in height, its flexible detachable structure allows horizontal installation or removal of the lower sponge section, enabling effortless custom fitting. From purification to aeration, wave simulation to easy installation, FINAQUA guards the cleanliness and vitality of every inch of your aquatic space with all-in-one performance.

• High-Performance Pump: 300 GPH water flow rate for fast circulation and purification of 20-75 gallon systems - ideal for large aquariums, turtle habitats, and backyard ponds.
• Precise Aeration Control: Equipped with an adjustable valve to increase oxygen levels, fostering healthier and more vibrant fish and turtles.
• Advanced Dual-Stage Filtration: Premium black biological sponge provides deep purification, eliminating odors, capturing debris, and breaking down harmful toxins, keeping the water clear and odor-free.
• Optimized Water Circulation: Enhanced wave strength and surface agitation simulate natural aquatic environments, improving overall water flow and promoting a thriving ecosystem.
• Flexible Installation Design: Features a multifunctional detachable structure. For tanks under 15 inches in height, simply place it flat, or remove the bottom sponge section for custom installation.