9. ANNEX
The follow CO2 value are for the requirement
for different environment, however it is for
reference only.
Building, office, home ≦ 1,000 PPM
School ≦ 1,500 PPM
Hotel, public area ≦ 1,500 PPM
Indoor swimming pool ≦ 1,500 PPM
ASHRAE ≦ 1,000 PPM
WHO ≦ 920 PPM
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