Recent content by ADT320

Very new to this forum. I had a 29 gallon successful tank 8 yearsago and just got back into tropicals. My neighbor gave me her 55 gallon tank with 18 fish including a 21" pleco in it. questions: 1. no heater with tank temp is around 70 should i buy a heater 2. has a penguin 170 for up to...