Premium Vietnam Coral Sand for Aquariums & Water Filters
High-purity 5mm coral sand sourced from Vietnam, ideal for marine and freshwater setups. Natural calcium-rich composition promotes healthy pH levels and supports beneficial bacteria growth. Perfect for reef tanks, cichlid aquariums, and biofiltration systems. Uniform grain size ensures optimal water flow without clogging. Durable, chemical-free, and pre-washed for immediate use. Enhances aesthetic appeal while maintaining crystal-clear water. Buy in bulk at unbeatable wholesale prices—global shipping available. Trusted by professional aquascapers and aquatic retailers worldwide.