Beeswift 3M Tr-6710E Versaflo Particulate FilterThe TR 6100FC filter cover protects your 3M Versaflo Particulate Filter, TR 6710E, from physical damage and helps maintain filter performance in demanding environments. Key Features: Protective Cover Shields the TR 6710E filter from physical damage. Compatible with Accessories Holds a 3M Versaflo Prefilter, TR 6600 or Spark Arrestor, TR 662 securely in place. Decontamination Ready Allows the Powered Air Turbo to be worn through decontamination