3M Respirator Collar
- This fit test collar is compatible with a selection of test kits for ease of use
- It tests the respirator seal to make sure it’s working properly
- This 3M™ collar is virtually universally compatible and works with most gas and vapor and particulate respirators
- It conforms to OSHA regulations to keep you safe
- This respirator collar is part of a full test environment for use with a bitter or sweet solution