Fume extraction Zero Smog 4V with Extraction Hood WEHB, bottom extractionThe Zero Smog 4V kit with WEHB Extraction Hood could used for gluing or cleaning applications where gases from solvents or glue, lighter than air have to be extracted from below. The work place is covered with a puncheed steel plate. To guarantee sufficient extraction results an extraction unit with minimum 230 m3/h must be connected to the hoods.