Guest guest Posted March 12, 2006 Report Posted March 12, 2006 Not long. I wouldnt give them more then a couple hours. Janet Quote
Guest guest Posted March 12, 2006 Report Posted March 12, 2006 I thought you meantm masks Carl. Im sorry. The odor rings in my air cleaners last almost six months Janet Quote
Guest guest Posted March 12, 2006 Report Posted March 12, 2006 Barb1283, Yes, when the smell changes from its initial state to that which you don't like. I make that distinction because charcoal, to me, has a smell to begin with. Carl Grimes Healthy Habitats LLC ----- > Carl, so you can tell when charcoal needs to be changed when it has a > smell? I always wondered how to tell if charcoal needs to be changed, > as you can't tell when it is 'dirty' as you can with white particle > filters. > > > > Perhaps a brief - it really is this time! - discussion will > help > understand the differing experiences of filter masks. > > Quote
Guest guest Posted March 12, 2006 Report Posted March 12, 2006 Janet, How long do yours usually last? Carl ----- > On my hepa filter aircleaners I am told in brochure the odor carbon > ring lasts for six months. I can tell when they are going. Janet Quote
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