Quote Originally Posted by meekjz View Post
Is a 40 watt RHP enough to heat a T8 to about 76-80, or is a 80 watt needed? Temperature of the room is about 70-72.
The 40 watt should have enough heating power to raise the temperature to where you want it but the 80 watt will heat the cage more evenly (the need to be mounted in the center of the cage and regulated by a thermostat.