42Gal Aquarium Chiller & Aquarium Cooling Fan 4 Head

42 Gal Aquarium Chiller & Aquarium Cooling Fan

• Powerful Cooling Efficiency: Our aquarium fan has 4 high-performance heads, each equipped with 7 blades, reduce the temperature in a 100L aquarium by up to 6℉ in 3-5 hours, keeping your aquatic pets comfortable even on the hottest days, ensure your fish tank stays cool
• Versatile 5-Speed Control: With a convenient external controller, you have the freedom to choose from 5 different fan speed settings. This flexibility allows you to perfectly adjust the air volume to suit the unique needs of your aquatic pets and the season, ensuring optimal comfort at all times
• Smart 5-Timer Function: Has 0.5, 1, 2, 3, or 12 hours timer Setting option for customizable control of aquarium cooling fan working time. This allows you to automate airflow cycles for day/night use, seasonal needs, or energy saving operations, ensuring a stable aquarium
• Well for 42 inch Long Fish Tanks -- Calculate for the rectangular tank: (42'' L x 12'' W x 19'' H)/231=42 gallon, our water chiller can drop water temperature up to 10F in general. In hot summer, recommended water volume is 80%, 33 gallons.
• Essential for Hydroponics and Aquarium -- High-efficiency freon free compressor provides more rapid and stable cooling than small fans, using r290 refrigerant, circulating cooling without pollution and do not need to be supplemented. Can well control the ideal water temp at 68-78F/20-26°C, necessary for creating healthy roots and a good harvest