Marina Decorative Gravel 1#, Purple
The Marina Gravel helps you create a wonderful Aquascape in your aquarium. The epoxy coating makes the gravel inert and prevents the gravel from having any effect on water chemistry. Research shows epoxy coated gravel provides an optimum surface for the colonization of beneficial bacteria for biological filtration. The gravel comes in an array of colors and is the perfect way to enhance your aquarium.