i have the same problem my tank runs at 86-88 all the time never had any problems
my heaters are never on only at water changes
if you do 2 x water changes per week it should bring the temp down long enought for the heat not to have any effects
i gave up stressing over heat long ago
my heaters are never on only at water changes
if you do 2 x water changes per week it should bring the temp down long enought for the heat not to have any effects
i gave up stressing over heat long ago