hi i am new to this forum, i have a coulple questions about a heater i got for my garage. for starter i believe it is a forced hot water heater with a aqustat atached to the 1" cast pipe that is atached to the heater that has two wires, and there is a fan bolted to the back of the heater with two res also. the heater is made by trane. my house has a forced hot water system with 3 zones. my question is do i have the corect heater for the garage, and do i have to put another circulator pump in for the garge only, and how do i go about witing the fan and the aqua stat. thanks for you help sorry if it sounds confusuing