Replace both the 3M Gas & Vapour Cartridge Filters:
• When the expiry date stamped on the sealed packet has elapsed.
• Once opened, maximum use time is 6 months (even if
not used). The carbon will absorb contaminants from the general environment.
• When contaminant can be detected by smell or taste.
Size guide from 3M
Online since 2003
+46-8642 81 90