Cooling Load Estimator
Estimate cooling load, equipment tonnage, ventilation impact, and safety margin.
Open ToolHVAC Tools
Air movement, cooling-load, duct, chilled-water, kitchen exhaust, and HVAC conversion planning tools.
Duct Sizing & Velocity Checker
Check duct velocity, equivalent diameter, airflow density, and noise-risk level.
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Airflow & CFM Calculator
Compare airflow by ACH, occupancy, cooling tons, and design margin.
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Chilled Water Pipe Sizing Tool
Calculate chilled water flow, pipe velocity, and pressure-loss warning.
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Exhaust Fan Sizing Calculator
Estimate exhaust fan capacity from room volume, ACH, equipment count, and margin.
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TR to CFM Calculator
Convert cooling tons to supply airflow using CFM per ton, ventilation, and margin.
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kW to BTU Calculator
Convert kW to BTU/h, refrigeration tons, kcal/h, and equivalent cooling capacity.
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Kitchen Hood CFM Calculator
Estimate kitchen exhaust hood airflow from hood size, capture velocity, exposure, and margin.
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Fabric Duct Velocity Calculator
Check fabric duct velocity, diffuser surface velocity, airflow density, and comfort risk.
Open ToolAbout these hvac tools
HVAC tools cover cooling load, airflow, duct velocity, chilled water pipe sizing, kitchen hood exhaust, TR to CFM, and HVAC unit conversion support.