LocationAir Changes per hour
Bathroom (toilet only)6 – 15
Bathroom with a shower15 – 25
Bedroom5 – 8
Cafe15 – 25
Computer Room6 – 10
Factory / Workshop6 – 10
Garage6 – 8
Commercial Kitchen20 – 30
Domestic Kitchen15 – 25
Laundry(No Dryer)6 – 15
Laundry(With Dryer)15 – 25
Commercial Laundry11 – 20
Office4 – 6
Sub Floor6 – 10
Spa Bathroom15 – 25