Oceans Wonders 3 Inch Frag Disks - 10 Piece Loc-Line & Returns according to J&L listing

according to J&L listing

new marine aquarium setup

With a freshwater-specific LED array

Install the Battery Backup in a dry location away from splashing

Oceans Wonders 3 Inch Frag Disks - 10 Piece Loc-Line & Returns according to J&L listingOceans Wonders 3 Inch Frag Disks 10 Piece Oceans Wonders 3 Inch Frag Disks 10 Piece are extra large 3 inch coral frag disks for large frags, spreading corals, and grow out pieces that need a broad stable mounting base. Made from fused bright white reef sand, these XXL disks provide a natural calcium based surface for reef coral propagation and display mounting. XXL 3 Inch Frag Disks for Wide Coral Growth The 3 inch size is ideal for coral frags that