Gravel VAC - Marine All-Natural One-step and fast acting waste removal system for Marine Aquariums 16oz.
Removes Sludge, Fish Waste and other unwanted organic pollutants. Liquid Gravel Vac goes beyond traditional cleaning and maintenance with an easy to use one-step process.
No cumbersome equipment or expensive accessories to clutter the closet. Liquid Gravel Vac - Fast Acting Formula effectively cleans: