If you’re serious about precisely maintaining the ideal water temperature in your large tank to keep your fish safe and healthy, then you need the Fluval Electronic Aquarium Heater with VueTech technology. One of the most advanced aquarium heaters available, it’s equipped with an intelligent digital microprocessor monitoring system and dual temperature sensors that continuously monitor and display your aquarium’s current water temperature. The precision temperature control allows you to set the temperature between 68 and 93 degrees F in 0.5-degree increments, while the high and low temperature alerts provide constant peace of mind. For added safety, the integrated fish guard prevents fish from coming into contact with the heating element.
Fluval Electronic Aquarium Heater, 300-watt