MMSCFD (200 MMBTU/Day) = 200 MMBTU/Day ÷ 1037 = 0.193 MMSCFD As we can see, we need 0.193 MMSCFD to produce 200 MMBTU per day. This is just one example. With the following MMBTU/Day to MMSCFD calculator, you can just insert MMBTU/Day, and the calculator will automatically conver...