heaters

[Sick Evil]

what is the best size of heater or heaters to use in a 6 x 2 x2

 

[TwistedPenguin]

A 300 w Visi-Therm keeps my 8x2x2 tank at 80 degrees. Room temp stays around 70 degrees. If your room temp is a lot lower then I'd go for a minimum of 400 w. I use 250 w heaters in my 125 g tanks.