... cold shrink EPDM tubes Our PCS series cold srink tube, is equivalent to 3M 8420 series cold shrink EPDM tubes connector insulator.PCS Series EPDM Cold Shrink ... in-line connection, terminal lug, etc., allowing the tube to shrink and form a waterproof seal. The insulating tube is made ... let me know.Welcome contact us for details. PCS Series Cold Shrink EPDM Tubes