Originally Posted by tikkanut

My shop garage....steel framed.......insulated.......30 deep 50 long

R19 ceilings & walls.......came with steel garage package

walls beefed up.....4x8 rigid insulated sheeting 3/4" thick

then framed a 2x4 wall against that.....then added R13 rolled batting

Then sheeted it over with 1/2" OSB (wafer)...heat......the only way to go

NG radiant tube heater....this is 'U Tube type' (extendable) vents out north wall

Keep thermostat set about 68* all winter......2 insulated roll up doors/one walk through

Gas bill currently runs $63/month for house & garage..but just added NG stove in basement

[Linked Image from i.imgur.com]


Worked under a lot of those over the years in cattle working sheds. My experience is that when they get some years on them, they really drop in their heat output. Down to below half what they originally produced. YMMV

Montana MOFO