The AquaFX Octopus RO/DI Dual DI System is an advanced 4-stage water purification unit meticulously engineered for saltwater reef aquariums. This system efficiently produces ultra-pure, 0 TDS laboratory-grade water by thoroughly removing harmful impurities such as chloramines, phosphates, and other contaminants from your tap water, which is crucial for maintaining a pristine and healthy reef environment. It ensures your aquarium receives only the highest quality water, free from elements that can harm sensitive corals and fish.

Key features of this system include an integrated booster pump with high/low pressure sensors, optimizing performance and efficiency while allowing for operation with lower incoming water pressure. An auto-flush RO controller extends the RO membrane life and prevents TDS creep, working alongside an adjustable flow restrictor to achieve an impressive 1:1 product-to-waste water ratio. It also boasts a built-in TDS meter for real-time monitoring, a heavy-duty aluminum bracket for durability, and convenient quick-disconnect fittings. This model is designed for 100 GPD production and features dual DI stages for superior purification.

This highly automated RO/DI system is ideal for busy reef tank owners who prioritize exceptional water quality with minimal manual effort. Its advanced controls and booster pump ensure consistent 0 TDS water output, prolong the lifespan of filtration components, and significantly reduce water waste, making it a smart investment for maintaining a thriving and stable reef aquarium. Hand-built in the USA, it offers reliability and peace of mind for dedicated aquarists seeking the best.