I'm in the planning stages to upgrade my house from electric to hydronic baseboard heat. I'm wondering if there are any drawbacks to using this to heat the garage area also. My garage is approx. 450 sq. ft and I would add a seperate zone with it's own thermostat since it doesn't need to be as...
6768rogues - yes species of wood does matter, 2 X 8's on a 12' span is good down to #2 Douglas Fir.
I don't expect the 2 X 4's laying down to provide any more significant strength and were just a way to get the floors even. If it were me and this is just a play room I would leave it, a little...