Visi-Therm Deluxe Heaters

• Deluxe submersible aquarium heaters for stable water temperature
• Quality construction including durable, double-strength heater housing
• Easy-to-adjust control knob - just click to set heater temperature

Our most precise aquarium heater for the price - reliable performance with the least temperature fluctuation of any heater we carry. Use the no-slip knob to dial in the perfect temperature on its easy-read scale. Certified accurate to within one degree. Clearly marked temperature settings and ON/OFF indicator light mean less guessing for reliable temperature control. Fully submersible heaters for freshwater or saltwater tanks. Mounting brackets and 2 suction cups included.

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