Supply Of Insulated Closed Cell Tube / Sponge Rubber Packing For Support Of Refrigerant Pipe Line. Inner Diameter Of Item C: 15.88 Mm 5/8 And Item D: 22.23 Mm 7/8 As Per Drawing, Length: Two Meters Each Size In Set, With Uniform Wall Thickness Of 10 Mm, As Per Dycee/w&s/ajmers Drawing No. Rac/1/12. The Rubber Material Should Conform To Is: 1160/1984..