Protect your 3M™ Versaflo™ TR-6110E and TR-6130E filters from physical damage with ease. Securely holds a 3M™ Versaflo™ Spark Arrestor TR-662 or Prefilter TR-6600 for added protection. Allows the 3M™ Versaflo™ Power Air Turbo to be used in decontamination showers.