Innovative Marine Helio PTC Smart Aquarium Heater Sizes:350 W Contains a precise amount of

Contains a precise amount of color enhancing ingredients to help your koi develop more rapid and deep coloration

resulting in less frequent litter box changes

Equipped with foam filter media

Those products are generally acidic

Innovative Marine Helio PTC Smart Aquarium Heater Sizes:350 W Contains a precise amount ofUtilizing ultra safe PTC (positive temperature coefficient) technology, the Helio Heater minimizes the danger of air exposure when the heater runs dry. Using solid state ceramic chips as opposed to common resistance wires, the Helio is designed to reach only a predetermined temperature, rather than continuously increase in temperature until the heater malfunctions like common heaters. Safety is a key feature of the Helio heater in fact, its built in!