Esp Calculation Hvac Excel Sheet !exclusive! Here

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| Component | Qty | PD per Unit (in.w.g.) | Total PD | | :--- | :--- | :--- | :--- | | | | | | | 50 ft rigid duct | 1 | 0.10 | 0.10 | | (4) 90° elbows | 4 | 0.07 | 0.28 | | Supply diffuser | 2 | 0.08 | 0.16 | | Return Side | | | | | 30 ft flexible duct | 1 | 0.15 | 0.15 | | Return grille | 1 | 0.06 | 0.06 | | MERV 8 filter | 1 | 0.18 | 0.18 | | Subtotals | | | | | Supply Total | | | 0.54 | | Return Total | | | 0.39 | | Calculated ESP | | | 0.93 in.w.g. | | +15% Safety Factor | | | 1.07 in.w.g. | esp calculation hvac excel sheet

VP = (Velocity_FPM / 4005)^2 Fitting_Loss_in_wc = C * VP For decades, engineers and contractors have relied on