How to Control a Koi Pond Temperature With Chillers
Koi are a temperate species that can survive in a wide range of water temperatures, from 32 degrees Fahrenheit in winter to 95 degrees in summer. However, as water temperatures reach 75 degrees and over in summer, the immune system of koi is weakened and the fish become vulnerable to diseases. The water temperature in ornamental ponds can be maintained below 75 degrees in summer with a pond chiller. Pond chillers are simple to install and calibrate to keep the water in a koi pond cool and facilitate healthy fish development. Does this Spark an idea?
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Instructions
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Obtain a water chiller that is rated to the volume of the koi pond. Chillers come in many different sizes and capacities. It is important to purchase a chiller that is rated to handle the volume of water in your koi pond to effectively control the water temperature.
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Set the pond chiller in a secure location near the pond. Some pond chillers, such as drop-in water chillers, should be placed in the sump tank or hidden along the edge of the pond, while stand-alone chillers operate outside the pond.
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Install the output and return flow hoses that come with the pond chiller and fasten the end of each hose in a secure area in the koi pond. Ensure there is a filter over the end of each hose that rests in the koi pond to prevent the fish from getting caught in the chiller hoses.
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Plug the chiller into a GFCI-protected outlet and adjust the temperature setting on the chiller to the temperature you want the water to remain.
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Add a floating thermometer to the pond water and check the temperature daily to ensure that the chiller is operating effectively. Adjust the settings on the chiller, as needed, to obtain the water temperature you want in the koi pond.
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References
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