hatorihanzoe;1141607; said:some guys recommend me to have a 5ft sump,, thats pretty huge to me, can i just get a eheim professional that can support 600g? by external heater you mean something that attaches to the canister filter and heats it that way b4 being pump back into the tank?
http://www.eheim.com/pro2.htm
the one with the built in heater?

hatorihanzoe;1140694; said:i am building a contrete 6x4x3 tank with 1 side glass viewing in my garage. Know any companies that do this sort of thing? located in ontario, canada. so i will be getting some very nice asian aros for it. thinking a super red, some RTG. Which are more aggressive and which should i try? will a 9 RTG be good? how many watts for heater? type of filter? btw it will be -30 degree celceius outside in winter.
hatorihanzoe;1143484; said:Yes a part of the garrage is gonna be made into a little fish room for the tank with a door. so the dry walls is gonna get insulated by those pink stuffings you see around houses walls.