CFM Calculator
Calculate required airflow (cubic feet per minute) for proper ventilation
Room Specifications
Typical: Living 6, Bedroom 4, Kitchen 15, Bathroom 8
CFM Requirements
Required CFM
0
cubic feet per minute
Room Volume:0 ft³
Air Changes/Hour:6
Formula: CFM = (Room Volume × ACH) ÷ 60
Room Type Guidelines
Low ACH (4-6)
Bedrooms, living rooms, offices
Medium ACH (8-10)
Bathrooms, laundry rooms
High ACH (15-20)
Kitchens, workshops, garages
Learn More
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