Aquarium Systems Waste-Away Reef Evolution Gel Large (1 x) 150-300L is an organic waste destroyer. An 100% Natural aquarium “Cleaner,” this gel helps maintain a clean tank. This product lowers nitrate and phosphate levels.
Unzip the clear wrapper, remove the tab, attach the suction cup (included) and stick the gel anywhere in your aquarium: tank, filter box or sump. Do not place gel in direct water flow. For a deep cleaning, first use Waste-Away Liquid. Then use Waste-Away Gel to maintain.