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P3 users

Product information

Filter cap 3M 501 Protecting cover to use in combination with the 3M P3 filter pad and A2 filter

User information

3M has a partial filter system where you can compose your desired combination of filters. This cap is to protect the 3M P3 filter pad.

Technical information

Plastic filter cap;clicks onto 3M A- or other carbon type of filters;set of two pieces
Partial filter system
Filter cap 3M 501