Photo 1 of 6 Inch Insulated Flexible Duct R-4.2?25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork Insulation

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Photo 1 of 6 Inch Insulated Flexible Duct R-4.2?25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork InsulationPhoto 2 of 6 Inch Insulated Flexible Duct R-4.2?25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork InsulationPhoto 3 of 6 Inch Insulated Flexible Duct R-4.2?25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork Insulation