From industry firsts to industry standards Marineland products are designed with both performance and style in mind. We push precision and power beyond the expected and listen to our loyal customers to make our products even better. We do this because at the heart of our innovative spirit is a desire to help hobbyists everywhere do more create more and most of all enjoy more. So whatever your customers are passionate about — freshwater or saltwater big or small beauty or science — help them make their aquarium their own. Make it Marineland. Maxi-jet multi-use water pumps are three pumps in one: powerhead utility pump and now featuring circulation pump option. Still the best powerhead for powering undergravel filters and running with wave maker timers as well as running small fountains calcium reactors and skimmers. New to the maxi-jet the conversion kit in the box to turn the powerhead into a prop style circulation pump for ultimate water movement inside the aquarium for the least amount of energy. The most fully adaptable pump available.