The Cobalt Aquatics Mini-Therm 20-watt Heater is a compact and reliable solution for maintaining optimal temperatures in small aquariums. This fully submersible heater is designed with a constant ON feature, making it ideal for tanks up to 4.8 gallons. Crafted in Italy, its casing is constructed from a durable, shatterproof thermal-plastic polymer, ensuring longevity and safety.

This heater features an internal ceramic heat radiator that provides even and efficient heat distribution throughout your aquarium. The Mini-Therm is designed for vertical orientation and is suitable for all water types. Customer reviews rave about its performance, giving it a solid rating. If you're seeking a dependable and compact heating solution for your small aquatic environment, the Cobalt Aquatics Mini-Therm is an excellent choice.

• 20 Watt heater
• Suitable for aquariums up to 4.8 gallons
• Fully submersible design
• Constant ON operation
• Shatterproof thermal-plastic polymer casing
• Internal ceramic heat radiator for even heat distribution
• Designed for vertical orientation
• Suitable for all water types