It effectively protects the respiratory tract from harmful substances with a KF94/FFP2 mask .
It has a high blocking rate of Hazardous Substances and is easy to breathe.
Masks should be worn to help prevent cross-contamination.
protection factors of FFP respirators are 12 to 16 times greater than those of surgical masks,
The rapid dilution of these aerosols by operating theatre ventilation will also protect operating room staff.