Hydor ETH External Thermal Heater (In Line) - ETH 300 - 300 Watts (5/8" Internal Diameter for 53-80 Gallon Tanks)

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Hydor ETH External Thermal Heater In-Line Aquarium Heater suitable for all canister filters with 5/8" flexible hosing. No danger of damage if unit is run dry for short period as the ETH will switch itself off before overheating.

  • Hydor ETH - External Thermal Heater fits in line with your filter tubing
  • Reliable, Simple to Use, Extremely Accurate
  • Suitable for Freshwater and Saltwater aquariums

Ideal for tropical fish breeding situations. Temperature control is adjustable between 66-90 deg F. Includes 2 Year Warranty from date of purchase.

Heats with high efficiency and designed to avoid temperature variations caused by poor water circulation. The ETH external In-Line heater uses the advanced PTC system, which is a special polymer sheet, silk-screened with heating ink (like your cars windshield defroster) instead of metal coils.

This state-of-the-art system allows the unit to be left running without water for a short time with no damage. For indoor, in-line use only, the ETH external heater has an adjustable heating control, and a hanging hook for easy placement outside your aquarium. Requires tubing.

Specifications:
300 Watt
5/8" ID
53-80 Gallon Tanks

  • Availability: In Stock
  • Model: '841421000190
  • Brand: Hydor

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