Inflatable barrier for industrial machinery, namely, inflatable barrier for exhaust stacks, inflatable barrier for a blower cavity intake and exhaust end, inflatable barrier for a structural cavity, inflatable barrier for use in air or fluid cavities

'air':33 'barrier':2,8,13,23,29 'blower':16 'caviti':17,27,36 'end':21 'exhaust':10,20 'fluid':35 'industri':4 'inflat':1,7,12,22,28 'intak':18 'machineri':5 'name':6 'stack':11 'structur':26 'use':31

non-metal vent covers for HVAC ducts in the nature of an inflatable barrier; inflatable barrier for forming a partition wall; portable non-metal free-standing inflatable barriers

'barrier':15,17,31 'cover':5 'duct':8 'form':19 'free':28 'free-stand':27 'hvac':7 'inflat':14,16,30 'metal':3,26 'natur':11 'non':2,25 'non-met':1,24 'partit':21 'portabl':23 'stand':29 'vent':4 'wall':22

DUCT BALLOON

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