The heat gain number is for sizing the A/C system. What's the Heat Loss number?duncanheat wrote:avbr...i did that online heat gain/lost program and it came up with (48401.34 total residence heat gain)
stoker-man wrote:I have the sizing charts for cast iron radiators at work, but they will tell you the btu rating of any old radiator. The DF520 has a gross BTU of 215K and a net of 188K.
I'll look for them tomorrow.