Theory of Operation:

This unit is designed to move all recycled, existing attic loose fill insulation and new insulation materials from the job side and deliever them directly to a designated area such as a filter bag, dumpster, vacuum hopper, etc.  Utilizing the vacuum defender when removing loode fill mater from an attic or other areas that have debris such as nails, wood chunks, etc, will help protect the vacuum from protential damage and or excessive wear.