Is there any difference between the aquarium systems heater: http://www.bigalsonline.com/BigAlsUS/ct ... ter250watt
and the marine-land heater? :
http://www.petsmart.com/product/index.j ... Id=2754055
Also, should I get a heater for a 80 gal (I currently have a 55) tank because I know I'll need it for the future, or would it be too powerful?
Thanks!


