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can I run two 2.125" exhaust at 40.02" instead of one 2" exhaust at 80.04"
Feldon's calculations
cook chamber
height 18"
width 25"
length 43"
fire box
17" diameter
length 25"
size differential 99%
chimney
2.125" inside diameter
length 80.04"
intake
at 2" diameter need 5.42...