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heater
Recommended tank volume: —
Core numbers for matching this unit to your tank and electrical plan.
Inspect heater contacts and calibration seasonally; replace if temperature swings or visible wear.
Clip-on cooling fans lower aquarium temperature by increasing evaporative cooling across the water surface. They are an affordable solution for combating summer heat in small to medium tanks. Expect a temperature drop of 2-4°C depending on ambient humidity.
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