Exo-Terra BioDrain Terrarium Draining Substrate 4.4 lb Pack of 3

Exo-Terra BioDrain Terrarium Draining Substrate is a natural, non-decomposable substrate that facilitates healthy drainage in your reptile habitat, without decomposing like organic substrates. It also functions as a biological filtration system, allowing water to be recirculated for use in waterfalls and drippers.Natural non-decomposable crushed lava substrateCreates a water drainage systemProvides medium for biological filtrationIdeal for tropical terrariums & paludariumsOptional: Use with Exo-Terra BioDrain Terrarium Draining Mesh to keep BioDrain substrate separated from decorative top-layer substrate.Note: For enhanced biological filtration, use with Exo-Terra Bio Clean (formerly known as Biotize).

Exo-Terra BioDrain Terrarium Draining Substrate 4.4 lb Pack of 3