At least until now, as [Aris Alder] tackles the problem with an affordable DIY supplied-air respirator. Now, we know what you’re thinking, anything as critical as breathing is probably best left ...

CF7000 is NIOSH approved as a Continuous Flow Supplied Air and Air Purifying Respirator (when used with North P100 filters).

If a filter or cartridge doesn’t offer adequate protection, a supplied-air respirator may need to be used; Document all required medical surveillance to ensure that employees and students are ...