The Fluval `100 watt Advanced Heater
Simply the most technologically advanced aquarium heater available today, the Fluval E100 Advanced Electronic Heater with VueTech technology delivers peace of mind by continuously displaying real time water temperature. Equipped with an intelligent digital microprocessor monitoring system with dual temperature sensors, this heater continuously monitors and displays aquarium water temperature, ensuring the safety and well-being of your aquarium inhabitants. Other excellent features include precision temperature control that allows settings in 0.5-degree increments, an integrated fish guard that provides advanced protection, and a slim profile mounting bracket.
The E100 is a 100-watt heater that is ideal for aquariums up to 120 L (30 U.S. gal.) and can be used in fresh and saltwater tanks.
The Fluval 25 watt Heater
The Fluval 25 watt compact aquarium heater is an automatic, submersible heater for use in indoor aquariums. Without any adjustments needed, it is designed to reach but not exceed the pre-set temperature of 26ºC (78ºF), subject to ambient room temperature. The exterior is made of a tough polymer so that it will not crack or break like traditional glass sleeve heaters. The heater is ideal for aquariums up to 6.6 gallons (25 L) and can be used in fresh and saltwater tanks. The heater will increase aquarium temperature by up to 4 degrees celcius above ambient room temperature.