Tronic Electronic Aquarium Heater

Sera was founded in 1970 by Josef Ravnak, a well-respected seller of live pet-food. At this time, a new process called lyophilization was being introduced and was already highly acclaimed for preserving food animals with optimal retention of their nutrients and vitamins. Mr. Ravnak capitalized on this innovation, and over the years has continually improved sera’s product quality through advanced production methods and stringent quality control. Today – more than thirty years later – sera freeze-dried...

Keep warm thanks to this ceramic heater that features an adjustable thermostat and a motor-driven swiveling design to distribute the optimal amount of heat to where it is needed most.