Tetra Ht Submersible Aquarium Heater Instructions

All ht heaters have indicator lights to let you know when the heater is on heating the aquarium.

Tetra ht submersible aquarium heater instructions. Fully submersible and shock resistant. All tetra ht heaters have red green indicator lights to let you know when the heater is heating red or on standby green. An electronic thermostat automatically adjusts the heat output to keep the water at a constant 78 degrees f so all you have to do is plug it in. Allow your submersible heater to operate for 24 hours then check your aquarium temperature.

Easy to control with no adjustment required. 100 150 l. Please subscribe to my channe. Heaters fish can t produce their own body heat.

Ideal water temperature for goldfish. Current price more info https amzn to 39d3iiu tetra ht submersible aquarium is one of the best aquarium heater of 2020. Product size of aquarium. 68 72 f ideal water temperature for tropical fish.

225 300 l. 150 225 l. 300 450 l. The heaters have electronic thermostats that automatically adjust heat output to keep water at a constant 78 degrees f.

A heater is an essential piece of equipment because fish rely on the temperature of the water for their body heat. 60 100 l. 10 25 l.