The mask is not equal to the mask. Of course, the use of a nose and mouth cover is commonly used and recommended as an activity reducing the risk of spreading the virus, but it is worth being aware that not every mask provides adequate protection. Effectiveness and quality are guaranteed only by appropriate certificates.
First of all, we check whether a given product has a valid EU-Type Examination Certificate and Declaration of Conformity. Their presence guarantees that the masks meet a number of technical and formal requirements.
Products with the EU-Type Examination Certificate have passed the appropriate technical tests and EU-type examination. All such tests can be performed only by accredited institutions with the status of a notified body. Among other things, leak tests, which indicate what percentage of solid particles pass through the mask, and breathing resistance tests, are performed.
Anti-smog masks in the European Union must meet the requirements specified in the EN 149 standard. According to it, masks are divided into three classes: