Posted by Mike Hinz on February 11, 2000 at 18:52:11:
In Reply to: More questions about boiler efficiency? posted by Ming_G on February 11, 2000 at 14:20:35:
Except the BTU content is of course different. You don't mention what type fuel oil you use, but generally the BTU content per gallon averages as follows:
#1= 136,000
#2= 140,000
#3= 149,000
#5= 150,000
#6= 152,000