I have a 20 gallon, with sunburst, mollies, and angelfish. I’ve never had it drop below 70, but usually it’s afound 73 so I’ve never felt like spending money on a heater. I got paid today so I bought one since it seems like there wasn’t a different option
I’ve had tropical fish for quite a while but I recently moved to a new apartment and worry about my temperature control in the coming months. My home has always been on the warmer side with a light on the fish tank for a little extra warmth. Well now I live on the top floor and my apartment is...