Office without access to fresh air Patients in hospitals People with respiratory problems Weak immune systems Places with a lot of mold Spaces with high humidity לחללים עם רמת זיהום אוויר גבוהה Highly industrialized areas Hospitals Office buildings Homes
Event halls Food industry - packing houses, production lines Storage areas where air purity and sterility is critical Production lines in the electronics industry that need to be free of static electricity
In any closed space Animal enclosures Food factories Clean rooms