ventilation Calculator Scenario

Commercial Kitchen Hood Exhaust Sizing

Proper kitchen hood exhaust protects occupants from smoke, grease, and heat while maintaining make-up air balance.

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Key Considerations

  • 1Wall canopy: 75-100 CFM per linear foot
  • 2Island hood: 100-150 CFM per linear foot
  • 3Heavy-duty cooking requires higher rates
  • 4Make-up air must balance exhaust

Applicable Standards

IMCASHRAE 154NFPA 96

Scenario Parameters

hood Area
3.7
appliances
3
cooking Type
2
hood Height
1.5
capture Velocity
0.5

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