Gas separation filter device having a handle
Gas separation filter device having a handle
Helmet adapted for use by hay fever sufferers
Housing for mounting HEPA filters
Industrial vacuum cleaning apparatus
Internally supported filter
Lifting handle for air purifier
Multiple filter vessel
Portable ventilating air filtering device for toilets
Radially sealed air filters
Self-contained portable/mountable air cleaner
Self-contained portable/mountable air cleaner
Storage tank dehydration system
Vacuum cleaner bag hanger assembly
Vacuum cleaner bag support
Vacuum cleaner bag suspension
Vacuum cleaner filter bag collar arrangement