HVAC & Mechanical Systems Calculators
Explore 64 professional-grade calculators for hvac & mechanical systems.
Outdoor Air Fraction Calculator
Calculate Outdoor Air Fraction Calculator online with our free tool.
Heat Pump vs Furnace Cost Comparison Calculator
Calculate Heat Pump vs Furnace Cost Comparison Calculator online with our free tool.
Equipment Sizing (Manual J) Calculator
Calculate Equipment Sizing (Manual J) Calculator online with our free tool.
Infiltration Heat Loss Calculator
Calculate Infiltration Heat Loss Calculator online with our free tool.
Sensible Heat Ratio Calculator
Calculate Sensible Heat Ratio Calculator online with our free tool.
Air Curtain CFM Calculator
Calculate Air Curtain CFM Calculator online with our free tool.
Air Duct Cross-Section Area Calculator
Calculate Air Duct Cross-Section Area Calculator online with our free tool.
Air Handler CFM Calculator
Calculate Air Handler CFM Calculator online with our free tool.
BTU Load Calculator (Cooling)
Calculate BTU Load Calculator (Cooling) online with our free tool.
BTU Load Calculator (Heating)
Calculate BTU Load Calculator (Heating) online with our free tool.
COP of HVAC System Calculator
Calculate COP of HVAC System Calculator online with our free tool.
Chiller Efficiency (kW/ton) Calculator
Calculate Chiller Efficiency (kW/ton) Calculator online with our free tool.
Degree Days Heating/Cooling Calculator
Calculate Degree Days Heating/Cooling Calculator online with our free tool.
Ductless Mini-Split Zone Count Calculator
Calculate Ductless Mini-Split Zone Count Calculator online with our free tool.
Economizer Savings Calculator
Calculate Economizer Savings Calculator online with our free tool.
Exhaust Fan Static Pressure Calculator
Calculate Exhaust Fan Static Pressure Calculator online with our free tool.
Fan Static Pressure Rise Calculator
Calculate Fan Static Pressure Rise Calculator online with our free tool.
Hot Water Pipe Sizing Calculator
Calculate Hot Water Pipe Sizing Calculator online with our free tool.
Mechanical Ventilation Rate Calculator
Calculate Mechanical Ventilation Rate Calculator online with our free tool.
Mini-Split Tonnage Calculator
Calculate Mini-Split Tonnage Calculator online with our free tool.
Total Building Cooling Load Calculator
Calculate Total Building Cooling Load Calculator online with our free tool.
Water Chiller Tonnage Calculator
Calculate Water Chiller Tonnage Calculator online with our free tool.
ACH (Air Changes per Hour) Calculator
Calculate ACH (Air Changes per Hour) Calculator online with our free tool.
ASHRAE Ventilation Rate Calculator
Calculate ASHRAE Ventilation Rate Calculator online with our free tool.
Air Duct Velocity Calculator
Calculate Air Duct Velocity Calculator online with our free tool.
Boiler BTU Output Calculator
Calculate Boiler BTU Output Calculator online with our free tool.
Chilled Beam Cooling Capacity Calculator
Calculate Chilled Beam Cooling Capacity Calculator online with our free tool.
Chilled Water Flow Rate Calculator
Calculate Chilled Water Flow Rate Calculator online with our free tool.
Condensate Drain Line Size Calculator
Calculate Condensate Drain Line Size Calculator online with our free tool.
Cooling Load by Room Calculator
Calculate Cooling Load by Room Calculator online with our free tool.
Duct Leakage Rate Calculator
Calculate Duct Leakage Rate Calculator online with our free tool.
Duct Static Pressure Calculator
Calculate Duct Static Pressure Calculator online with our free tool.
Fresh Air Makeup Volume Calculator
Calculate Fresh Air Makeup Volume Calculator online with our free tool.
HVAC Efficiency Savings Calculator
Calculate HVAC Efficiency Savings Calculator online with our free tool.
Heat Gain through Glass Calculator
Calculate Heat Gain through Glass Calculator online with our free tool.
Heat Gain through Walls Calculator
Calculate Heat Gain through Walls Calculator online with our free tool.
Heat Loss Calculation (Residential) Calculator
Calculate Heat Loss Calculation (Residential) Calculator online with our free tool.
Heat Pump Balance Point Calculator
Calculate Heat Pump Balance Point Calculator online with our free tool.
Manual D Duct Design Calculator
Calculate Manual D Duct Design Calculator online with our free tool.
Package Unit Tonnage Calculator
Calculate Package Unit Tonnage Calculator online with our free tool.
Radiant Floor Heating Load Calculator
Calculate Radiant Floor Heating Load Calculator online with our free tool.
Register Throw Distance Calculator
Calculate Register Throw Distance Calculator online with our free tool.
Relief Air Volume Calculator
Calculate Relief Air Volume Calculator online with our free tool.
Room Cooling Load Calculator
Calculate Room Cooling Load Calculator online with our free tool.
Supply Air Diffuser CFM Calculator
Calculate Supply Air Diffuser CFM Calculator online with our free tool.
Ventilation Outdoor Air Calculator
Calculate Ventilation Outdoor Air Calculator online with our free tool.
Zone Damper Position Calculator
Calculate Zone Damper Position Calculator online with our free tool.
Zone Heating Load Calculator
Calculate Zone Heating Load Calculator online with our free tool.
Air Filter MERV Rating Score Calculator
Calculate Air Filter MERV Rating Score Calculator online with our free tool.
Air-Side Economizer Hours Calculator
Calculate Air-Side Economizer Hours Calculator online with our free tool.
Building Envelope Load Calculator
Calculate Building Envelope Load Calculator online with our free tool.
EER to SEER Conversion Calculator
Calculate EER to SEER Conversion Calculator online with our free tool.
Energy Recovery Ventilator Savings Calculator
Calculate Energy Recovery Ventilator Savings Calculator online with our free tool.
Fan Curve Operating Point Calculator
Calculate Fan Curve Operating Point Calculator online with our free tool.
Humidifier Capacity Calculator
Calculate Humidifier Capacity Calculator online with our free tool.
Net Sensible Cooling Load Calculator
Calculate Net Sensible Cooling Load Calculator online with our free tool.
Outside Air Ventilation Rate Calculator
Calculate Outside Air Ventilation Rate Calculator online with our free tool.
Psychrometric Wet Bulb Temperature Calculator
Calculate Psychrometric Wet Bulb Temperature Calculator online with our free tool.
Refrigerant Charge Weight Calculator
Calculate Refrigerant Charge Weight Calculator online with our free tool.
Return Air Grille Size Calculator
Calculate Return Air Grille Size Calculator online with our free tool.
SEER Rating Savings Calculator
Calculate SEER Rating Savings Calculator online with our free tool.
Thermal Comfort PMV Score Calculator
Calculate Thermal Comfort PMV Score Calculator online with our free tool.
VRF System Capacity Calculator
Calculate VRF System Capacity Calculator online with our free tool.
Window Heat Gain Calculator
Calculate Window Heat Gain Calculator online with our free tool.