If you feel the need to really give your glass a great, deep down clean this pad will help you remove the toughest algae easily. As with all cleaning accessories make sure they don't pick up any scratchy grit from the substrate and rinse carefully after every use.
◾ Manual cleaning at its best
◾ Easy to rinse and re-use
◾ Keep away from the substrate
◾ Safe for use on acrylic and glass aquariums