Guardair Cloth Pre-Filter Bag For 30 & 50 Gallon Pneumatic Vacuums - Pkg Qty 3 Storage When selecting a hexagon head

When selecting a hexagon head bolt or similar bolt fixing

Use between walls or floor and roof of van

The charger offers a compact design

quick stick and shock resistance

Guardair Cloth Pre-Filter Bag For 30 & 50 Gallon Pneumatic Vacuums - Pkg Qty 3 Storage When selecting a hexagon headExtend the life of Guardair cartridge filters with Cloth Pre Filter Bag. Cotton flannel bag installs over Standard, HEPA, and ULPA cartridge filters providing extra stage of filtration. Prevents wear and tear by capturing larger particles before they reach the cartridge filter. Washable and reusable. Replacement part for HEPA and ULPA filters. Upgrade part for Standard filter. Accessory.