Fluval 25 Watt Compact Aquarium Heater is an automatic, submersible heater for indoor aquariums. Requiring no manual temperature adjustments, it is designed to reach and maintain the pre-set temperature of 26? C (78? F). The heater's exterior is made of a tough polymer that will not crack or break like traditional glass sleeve heaters.
- Unbreakable Polymer Construction
- Safe for Plastic or Glass Aquariums
- For Fresh and Saltwater Aquariums
- Requires No Manual Temperature Adjustments
- Ideal for Aquariums Up to 6.6 Gallons