Airflow Converter Cubic Feet per Minute (CFM)Cubic Meters per Hour (m3/h)Cubic Meters per Minute (m3/min)Cubic Meters per Second (m3/s)Liters per Second (L/s)Cubic Feet per Second (ft3/s) Converted Value: — Velocity Converter Feet per Minute (ft/min)Feet per Second (ft/s)Meters per Second (m/s) Converted Value: —
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Temperature Converter Celsius (°C)Fahrenheit (°F)Kelvin (K) Converted Value: — Pressure Converter Pounds per Square Inch (psi)BarKilopascal (kPa)Atmosphere (atm)Millimeters of Mercury (mmHg)Inches of Mercury (inHg) Converted Value: —
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ACH/ACPH Calculator ACH/ACPH Calculator Air Changes Per Hour (ACH) Formula: ACH = (Total Supply Air Flow × 60) / Room Volume Select Space Type: Office (4-6 ACH)Conference Room (6-8 ACH)Classroom (6-20 ACH)Hospital Room (6-12 ACH)Operating Room (15-20 ACH)Warehouse (6-30 ACH)Kitchen (7-8 ACH)Bathroom (6-7 ACH)Laboratory (8-12 ACH)Welding Shop (12-15 ACH) Select Unit: Imperial (ft, CFM)Metric (m,
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Traverse Calculator Traverse Calculator Select Unit System Unit System: SI (Metric)Imperial Traverse Velocity Average Calculator Duct Type: Circular DuctRectangular Duct Number of Traverse Points: Generate Traverse Inputs Calculate Average Traverse Velocity Velocity from Velocity Pressure Calculator Air Density (kg/m³): Velocity Pressure (Pa): Calculate Velocity
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Unique Duct Airflow Calculator Duct Airflow Calculator Designed by TheHVACLab Select Unit: Imperial (inch, ft/min)SI (mm, m/s) Duct Type: RoundSquareRectangularOval Comparison Mode (compare all duct shapes) Insulation: Not ApplicableOutside Insulation OnlyInside Insulation OnlyBoth Inside and Outside Insulation Insulation Thickness (in): Original Duct Width/Diameter (in): Original Duct Height (in): Air Density (lb/ft³): Air Velocity (ft/min): Final
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