These replacement filters are designed to be used in conjunction with reusable face masks to provide an extra filtration layer, specifically against PM2.5. Standing for Particulate Matter 2.5 Micrometres, this particular type of pollutant can be increased by vehicles, power generators, industrial emissions & chemical processing, along with a range of residential activities such as heating, cooking, & burning candles or fires. Are these filters washable? These filters are not
Washable.
Filters make face masks more effective, & should be replaced each time you wash your reusable face mask. FAQ's What is the meaning of PM2.5 on the filter? The PM2.5 filters are designed to be used in conjunction with reusable face masks to provide an extra filtration layer, specifically against PM2.5
- this term refers to Particulate Matter (PM) that has a diameter less than 2.5 Micrometres (more than 100 times thinner than a human hair) & remains suspended for longer, this particular type of pollutant can be increased by vehicles, power generators, industrial emissions & chemical processing, along with a range of residential activities such as heating, cooking, & burning candles or fires. Which Masks are compatible? The following Washable Face Masks are suitable for use with these Filters
- Available for purchase separately here How long do the filters last? It depends on the usage & exposure. If you are wearing the mask all day it would be recommended to replace the filter daily. If you are wearing it for a short period of time, such as going to the shop, then the filter will last much longer. Specifications PM2.5 5-Layer Filter 3x Nano filtration cloth Nano Activated Carbon layer 95% Bacterial filtration * Please note that these replacement filters are not suitable for use with Double Valved F5 Type Face Masks Box Contents 50 x PM2.5 Replacement Filters for Face Masks