For smaller aquariums one heater works well, but for larger systems the use of mutliple units is advised. With stick-on, floating, multi-function remote digital sensor, and many other types of units to pick from, the material a thermometer is made of is an important factor when choosing one as well.
Heater
For smaller aquariums one heater works well, but for larger systems the use of mutliple units is advised.
Thermometer
With stick-on, floating, multi-function remote digital sensor, and many other types of units to pick from, the material a thermometer is made of is an important factor when choosing one as well.
