We stock two types of mask filters: PM2.5 filter – nonwoven polypropylene with activated carbon Filti filter – nonwoven polypropylene, with high-performance polyurethane polymer nanofiber We regularly field questions about the difference between these two types of replaceable filters for masks. We would like to highlight the key differences and similarities in order for our […]
Complete Guide to Filti face mask filters
What is a Filti filter? Filti filter is a mask insert that can be inserted into the inner pocket of a cloth mask to increase it’s filtering performance. The filters are made in Canada using high quality Filti material from the USA. Filti filters up to 95% of 0.3 micron particles according to the TSI […]
Our masks with breathing valve/vent still offer two layers of protection for others
What is a mask with a breathing valve? A mask with a breathing valve (aka. breathing valve or exhalation valve), are masks that are designed with a typically plastic contraption that lets out exhaled air with less resistance, compared to say a fabric covering. Concerns about protection for others With respect to COVID-19 transmission, there […]
Complete Guide to PM2.5 filters for face masks
Summary A PM2.5 filter is a mask insert that can be inserted into the inner pocket of a cloth mask to increase it’s filtering performance. It gets its name from an established standard based on 2.5 micrometers (microns) – equivalent to 0.0025 mm – a reference to the size of airborne particulate matter that this […]
Simple instructions for using face masks during the COVID-19 pandemic
Should I use a face mask during the COVID-19 pandemic? The use of face masks has received increasing support among public health officials as an additional control measure against the spread of COVID-19. Earlier messaging seemed to indicate that masks are not useful at all in preventing spread on COVID-19. While there is some truth […]