Ward's® Aquarium Gravel
Animal Environmental Enrichment
This decorative gravel is also essential for maintaining your aquarium, acting as a substrate for the bacteria cultures necessary for a healthy tank. Requires 1 lb. of gravel per gallon.
Attractive Bottom Cover Enhances Natural Filtration and Nitrogen Cycling
Gravel contains no lead or chrome and won’t change the pH or chemistry of the tank. Pebble sizes up to 1/4" dia.