... install (powdered) NBR/PVC insulation pipe Foamed for air conditionerspecification: (1)ID size: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1 ... -7/8", 3", 3-1/8", 3-1/2". (2)Carton size: 1890*340*400mm (3)Wall Thickness: 3/8", 1/2", 3/4",1" (4)Length 6FT ... free to contact us at any time.Lucy Chen powdered rubber foam insulation pipe for air conditioner