How to use this result
This is a simplified scenario using the entered average temperature difference and fuel-unit conversion.
Not an HVAC design
The calculation does not account for climate bins, heat recovery, modulation, distribution losses or code requirements.
Units
Use a fuel conversion that matches the unit price entered.
Important: Commercial kitchen exhaust, makeup air, grease ducts, cooking appliances, gas systems, fire suppression, roof work, electrical work, food-premises requirements and cleaning obligations vary by country, province or state, municipality, building, appliance duty and adopted code edition. Qualified local professionals and the authority having jurisdiction must determine the required system, airflow, clearances, interlocks, fire protection, cleaning schedule and approvals. This website provides preliminary cost education only.