CRC  Urethane  Seal  Coat  is  a  stable  single  component polyurethane  coating  that  dries  fast,  adheres  well  and forms  a  hard,  durable,  flexible  and  non  conductive  film. There is no mixing, it eliminates excessive waste, it’s easy to apply and saves time and labour.CRC Urethane Seal Coat is ideal as: a protective coating for printed circuit boards, electric windings and armature coils.