The Fluval M Series Premium Aquarium Heaters are quality manufactured in Europe using superior components and construction. Sleek and compact, the submersible heaters provide exceptional performance and unsurpassed reliability. Fluval M Series heaters include an exclusive mirror technology that reflects the colours of the aquarium and enhances overall aesthetics.

The M150 is a 150-watt heater that is ideal for 150 L (45 U.S. gal) aquariums and can be used in fresh and saltwater tanks.