For up to 6.6 gallons
The Marina C25 is a submersible heater for use in aquariums. Without any adjustments needed, it is designed to reach and maintain the set temperature of 78 degrees Fahrenheit. The exterior is made of a tough polymer so that it will not crack or break like traditional glass sleeve heaters.
Avalable in 3 different sizes: 10w, 17w, and 25w.
• Preset temperature so no adjustment is necessary
• LED running lamp illuminates when in use
• Shuts off when not submersed in water
• Compact and sleek design
• Great for nano aquariums