Brightwell Aquatics XPort NO3 Brick – High-Porosity Denitrification Media with Sulfur for Nitrate Removal pH Stability & Water Quality in Marine Aquariums

Brightwell Aquatics XPort NO3 Brick is a revolutionary ceramic filtration media designed to improve water quality by effectively reducing nitrates, phosphate, and dissolved organics. Ideal for marine, reef, hard freshwater, and pond aquariums with a pH of 7.5 or higher, this high-performance brick features an ultra-porous structure doped with elemental sulfur. This advanced composition accelerates nitrate reduction while providing an expansive surface area—over 100,000 square feet per brick—for biological activity. The brick's unique design promotes both aerobic and anaerobic processes, supporting efficient nutrient processing. Its aragonite doping stabilizes pH levels, preventing acid buildup that can compromise filtration efficiency unlike competing products. The XPort NO3 Brick is also engineered to retain moisture for several days when drained, ensuring biological viability even during equipment downtime. Whether you have a small freshwater setup or a large marine reef tank, this versatile filtration media enhances water clarity, supports biological balance, and ensures long-term stability for thriving aquatic life.

• MAXIMIZED NITRATE REDUCTION - Ultra-porous ceramic biological filtration media with elemental sulfur that boosts nitrate reduction in marine and hard freshwater tanks.
• OPTIMAL SURFACE AREA - Over 100,000 sq. ft. of surface area per brick for efficient biological colonization and improved filtration performance.
• ENHANCED WATER CLARITY - Significantly reduces dissolved organics and phosphate, promoting crystal-clear water and healthier aquatic environments.
• LONG-LASTING DURABILITY - Aragonite-doped design buffers pH levels, maintaining stable conditions and preventing acidic buildup over time unlike other products on the market.
• AMERICAN-MADE EXCELLENCE – Brightwell Aquatics is an industry-leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we consistently deliver advanced superior quality solutions to elevate the vibrancy and health of your aquarium.