Magnetic Algae CleanersThere are 6 products.

Feature rich, Magnavore Magnetic Algae Cleaners are a powerful tool for quick and effortless algae removal from both glass and acrylic aquariums. Built from very powerful rare earth magnets, these magnetic cleaners easily jump through corners, resist decoupling, and come with a variety of accessories. Our thickness ratings are very conservative and one should resist any urge to upsize.