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Ensure optimal operation of your RO membrane
32 oz bottle caps are approximately 10 mL volume
1 cup per 128 gallons to start
when used as directed
Product dimensions: (4 ½” x 2 ½” x 1”
Eheim Thermocontrol Heater Size:100 watt Ensure optimal operation of yourWith the EHEIM thermocontrol e heating element your fish get the right temperature even more precisely in every aquarium. The EHEIM thermocontrol aquarium control heater is a further development of the legendary heating element and thermocontrol e is the latest electronically controlled variant. The obvious ideas are often the best. This also applies to the aquarium heating element. It is simply hung in the water and heats it up. The principle is the