Photo 1 of 3M Fire Barrier Duct Wrap 615+ - for Ventilation Ducts and Commercial Kitchen Grease Ducts - 24 inch x 25 feet, 1 roll

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Photo 1 of 3M Fire Barrier Duct Wrap 615+ - for Ventilation Ducts and Commercial Kitchen Grease Ducts - 24 inch x 25 feet, 1 roll Photo 2 of 3M Fire Barrier Duct Wrap 615+ - for Ventilation Ducts and Commercial Kitchen Grease Ducts - 24 inch x 25 feet, 1 roll