Burner Tuning Report
Job Name: acme
Job Number: 1234
Date: 2026-02-11
Burner Model: xyz
Burner Max (mmBTU/hr): 5
Fuel: Natural Gas
Air Temp (F): 70
Ambient (psia): 14.7
Air Flow @ Max (SCFM): 950
Air ΔP @ Max ("wc): 29
Gas ΔP @ Max ("wc): 42
Calculated Air Orifice (in): 3.669
Calculated Gas Orifice (in): 0.857

Pos | Gas ΔP | Gas CFH | Air ΔP | Air CFH | A/G
----------------------------------------------
 0% |   0.20 |     345 |   0.20 |    4733 | 13.72
10% |   0.50 |     546 |   0.95 |   10315 | 18.91
20% |   1.20 |     845 |   1.50 |   12961 | 15.33
30% |   1.20 |     845 |   3.60 |   20080 | 23.76
40% |   3.10 |    1358 |   4.40 |   22199 | 16.34