The AquaFX Stingray RO System 100GPD is an economical and portable reverse osmosis unit designed to produce high-purity water essential for maintaining a thriving saltwater reef aquarium. This robust system effectively removes harmful impurities and excess dissolved solids from your tap water, ensuring your top-off and make-up water is free from contaminants that could negatively impact sensitive corals and fish. Hand-built in the USA, the Stingray features a 2-stage filtration process, including an AquaFX Chlorine Guzzler Carbon Block Pre-filter and an AquaFX TFC RO Membrane, also made in the USA. It boasts quick-disconnect fittings for easy setup and maintenance, a pressure gauge for monitoring performance, and a heavy-duty aluminum mounting bracket for durability. Measuring 14 inches wide, 5 inches deep, and 15 inches high, this 100 GPD system also includes a 10-inch canister filter wrench for convenient filter changes. This system is ideal for saltwater reef enthusiasts seeking a reliable and cost-effective solution for their pure water needs. Its compact, lightweight design makes it suitable for various aquarium setups, providing the consistent quality water necessary for stable water parameters and a healthier reef environment. By delivering truly purified water, the AquaFX Stingray helps safeguard your delicate ecosystem against tap water inconsistencies, promoting optimal coral growth and fish vitality.