🐠 Efficient Fluval P Series Heater: Perfect for 15 Gallon Submersible Aquariums Review

The heater just didn't work right out of the box. I installed it in my aquarium for a week, got the thermostat, the water is cold, touched the heater and it was cold all the time, waste of money and time.

This heater is perfect for my 5 gallon nano tank. Maintains a temperature of 78 degrees. It fits my tank perfectly thanks to its black color and sleek design. Fluval always makes good products!

Keeps clicking which I still can't get used to. It also heats the tank up to 81 degrees, which is too warm for comfort. Why is it so difficult to find a heater that is accurate, safe and aesthetically pleasing?

I have a 3 gallon aquarium. The first day I used it, it seemed to hold a steady 82 degrees, which was the absolute limit of what I wanted and still a far cry from the promised 76-78 degrees. But I said to myself, as long as this temperature remains stable, I will keep it. On the second day the temperature rose to 84 degrees. And that was the end of this unfortunate heater. That happens all too often with those pre-installed heaters. It's awful how awfully they're made. I will never again have a

Pretty and compact holds up very well at any temperature it turns off. This is where the good ends. It doesn't even reach the declared 76-78 degrees. Ran to 84 before shutdown. I contacted Fluval customer service and was told to send it back as it turned out to be defective. I also have a P10 that does the same thing. I also reported this and was told that both are defective. The date of manufacture 20/21 is printed on the back of the heater. Temperatures measured with Thermapen and compared to