U235a4 wrote:Ok I'm heres the deal I'm crunching some numbers and looking for some grude imput from owners out there. What I need to know is the following
1: Coal used a month, give me two months and the average temp during that month
2: SqFt of house
3: Age of house
4: Any major upgrade being insulation, windows, and etc.
5: Type of radiation in house,
6: BTU load
7: Do you do domestic hot water
1) 3/4ton (est.) Mean temp. for December= 30 deg. f.
2) 2000 sq./ft.
3) home 20 yrs. old
4) Ceiling =R-38, Walls=R-19, andersen windows
5) Cast Iron Radiators
6) 60k BTU/h at winter design temp (-20degF)