We carry over one hundred products to keep your tank clean. We highly recommend aquarium cleaning magnets--they're great time saving devices. For the harder to get at algae on the glass or acrylic an aquarium a scraper will be necessary. The Python Gravel Vacs, Marina AquaVac, and Tom Gravel Vacuums are all excellent choices for a tool to clean your sand/gravel and drain your tank for water changes. The Novus Acrylic Polish and Scratch Remover will polish out small scratches and can even be used on sunglasses. An entire section is devoted to dealing with algae remedies. Take a look around we may carry an aquarium maintenance product you never new existed.