Seachem Gray Coast 3.5kg Fertiliser so please read the safety

so please read the safety instructions before use

8W LED Lighting

Best for: medium aquariums

Extra large porous pellets absorb water quickly and soften for ready acceptance

Two-colour LED lighting (white and blue)

Seachem Gray Coast 3.5kg Fertiliser so please read the safetyGray Coast Calcite is an all natural calcite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Set up Although it is pre washed, because GrayCoast is a natural product, it may become dusty in transit and require rinsing before use to remove any residual dust. When adding water to aquarium, fill slowly to avoid disturbing Gray