Bosch VAC012 Airsweep Standard Vacuum Filters. Standard replacement filters for Bosch 3931, Designed for performance, durability and convenience.

• Square filter geometry makes dust less likely to get trapped High suction power is maintained
• Filters stay in the vacuum cleaner even when wet vacuuming 
• Cartridge design makes filter installation extremely easy 
• Polyester filters capture 99.93% of particles 3.0 microns in dia. or larger 
• Sturdy, protective filter frames 
• Comes standard with the 3931 Vacuum
  

Includes:

• Package of 2 filters