Features:

• Lava rock substrate is a perfect inert substrate for Neocaridina shrimp.
• Sulawesi shrimp and also Guppy. It provides the ideal living environment for your aquarium.
• This substrate has many tiny holes making it extremely porous allowing more oxygen to pass through rock.
• An anaerobic environment is created inside the rock thus allowing more beneficial bacteria grow and creating a layer of biofilm.
• Biofilm that grows on the lava rock substrate creates natural feeding grounds for shrimps and also baby shrimps.
• Allows bacteria to colonize the substrate.
• Allows biofilm to grow.
• Does not alter pH and water parameter.
• recommended to lay on the bottom of plants soil.
• Spread 2-3cm plants soil on the lava rock gravel.
• Ensure air circulation in the bottom bed and healthy plant roots.
• Minimum purchase = 1 KG.
• The number of rocks depends on the various sizes of the rock itself, If you request for smaller pieces, or medium pieces or big pieces, please put in a notes to us or else random size of rocks will be given.
• Please to understand 'nature of products' before placing order and must have TOLERANCE of SIZE and COLOR. Products comes with dust and buyers are suggested to clean it before decoration.