20# Bio-Active #0 Reef Sand

Listing is for one 20 pound bag. Premium Live Aragonite Reef Sand for Aquariums, Collected in its natural environment and packaged in its natural state (U.S. Patent #'s:6,376,299 & 6,939,708),Just place in tank, add saltwater (for best results use NutriSeawater) then add fish, no waiting required. Instant ammonia cycling,Perfect for most applications (except Undergravel filters),Reduces algae growth Xtreme Fine. Grain size: 0.1-0.5mm, case quantity: two-20 lb Bags, Net case Weight: 40 lbs 18.14 kg Per cs.