Just got forced to adopt 2 female bettas. The person who forced me to adopt them told me i had to keep them in the same vase without a filter or anything..... Some how the vase experienced a fit og gravitiy and broke..... Wink wink.... Any ways i set them up in my 5.5g tank, made an airpowered filter out of a bottle and existing biomedia from my healthy 55 g. Was going to wait a few weeks to buy a heater for them but was gifted a preset tettra heater. I dont like them, but would it be better for them to have that heater or no heater? Since its summer the room they are in stays above 70* and below 80* ...