The Red Sea REEFER 750 G3 Deluxe Black with 3 x RL170 Arms is a premium, all-inclusive saltwater aquarium system designed for advanced reef hobbyists. This thoughtfully engineered setup provides a robust foundation for creating a thriving coral reef environment, integrating a high-quality display tank, a marine-spec cabinet, and advanced plumbing with included LED lighting and an auto top-off system. It offers a sophisticated and complete solution for establishing a large-scale, aesthetically pleasing reef aquarium. This system boasts a 158.5-gallon ultra-clear, eurobraced glass display tank measuring 70.9 inches long, 25.6 inches wide, and 23.6 inches high, ensuring distortion-free viewing. It comes complete with three Red Sea ReefLED 170 G2 LED lights and mounting arms, along with a ReefATO+ auto top-off system for essential water management. The integrated glass sump is compatible with Red Sea ReefMat and DC skimmers, featuring ready-to-use plumbing with the new ReefGate flow valve, all housed within a durable, moisture-resistant black marine-spec laminated plywood cabinet. The Red Sea REEFER 750 G3 Deluxe Black system is ideal for serious reef aquarists who desire a large, high-end, and easily maintainable setup without compromising on aesthetics or functionality. Its comprehensive design, including integrated lighting and ATO, provides a strong, reef-ready platform, allowing hobbyists the flexibility to select their preferred advanced filtration equipment while ensuring a clean, modern display and a stable environment for diverse marine life.