... Higher reliability Specifications:1. Copper tube: O.D. 1/4”,3/8”,1/2”,5/8”,3/4”,2. Length: ... in 3M,4M,5M,6M,10M,15M,20M, according your needs;3. O.D. of copper tube ... hard skin, middle insulation sheet and inner insulation tube;8. Our lead time is 15 days, and accept ... and LC; Single CoilInsulator pipe thickness Packing information Cupper tube O.D(Inch)Thickness (mm) (20M)(30M)(50M ...