... /8 , 1/4,3/8,1/2,5/8,3/4 inch copper tube outer layer , 2 Wall thickness:8mm to 12mm , 3 ... (1) Size:for 1/8 , 1/4,3/8,1/2,5/8,3/4 inch copper tube outer layer(wal thickness ... : 8 mm)(2) Wall thickness:8mm to 12mm.(3) Length:4M(4) Material ... :PE foam(5) Temperature range: -40 celsuis degree to 120 celsuis degree.(6 ...