20pcs Respirator Filter Cotton Dustproof Replacement Universal Filter Cotton for 6200 6800 7502

Feature： 1. SUITABLE FOR FACE COVER： 5N11 thick cotton filter is suitable for various respirator sizes and is compatible with 6200, 6800 and 7502 face shield. 2. APPLICATION： This filter can filter particulate dust, seasonal allergy, pollution, ashes, gardening pollen, assembly and machinery, chemical cleaning, chemical treatment, grinding, laboratory, processing and coloring. 3. REPLACEMENT： When you feel it difficult to breath, and feel uncomfortable, or the filter dust is dirty or damaged, the filter cotton needs to be replaced. 4. HEALTH PROTECTION： As long as you smell something harmful, leave the work area immediately, and then go to a safe place to replace the organic steam filter core. 5. USE FOR TIME： Each dustproof thicken respirator filter cotton can provide 8 hours of protection, it needs to be replaced after this time, there is no bad influence on your health. Specification： Item Type： Dustproof filter cotton Material： Superfine fiber Quantity： 20pcs. Package List： 20 x Respirator Filters Note： It is recommended to use in the environment containing some non oil based particles. Effective filtration more than 95percent . This filter cannot produce oxygen, and should not be used when the oxygen concentration is lower than 19.5percent .