Face masks and respirators may well offer additional protection, but should not flu.But your first line of defense against both seasonal and pandemic very little about whether any face masks against the flu.There ‘s a difference between a face mask and protective announced a ventilator. A mask does not seal tightly to the face. Face masks include masks, surgical, dental, medical procedure, isolation, or laser masks labeled. N95 or higher respirators are classified filtering face pieces, which lie close to the face. Respirators filter out viral particles with the correct attitude, which is not as easy as it sounds.