Aqua One Natural Gravel Australian Gold Light 4-6mm Mix 2kg Nuggets the high safety margin means

the high safety margin means that Permoxin can be applied as often as needed

Reduces hay requirement

it is a simple matter of mechanical filtration to remove the residue

and promotes digestive and joint health

Aqua One Natural Gravel Australian Gold Light 4-6mm Mix 2kg Nuggets the high safety margin meansAqua One Natural Gravel Australian Gold Light 4 6mm Mix 2kg (12311) The Aqua One Natural Gravel is true to its name, being a natural gravel with no added colours, making it safe for fish and aquatic life. It allows replication of a natural environment providing a pleasant and peaceful atmosphere. Features & Benefits: Fish and aquatic animal safe nontoxic Sourced and packaged within Australia Aquarium safe inert gravel that does not dynamically change