Urethane conformal coating is a durable finish product that provides a protective coating for printed circuit boards against moisture, corrosion, and thermal shock. It protects and insulates electrical and electronic components and assemblies, including generators, motors, transformers, relays, and solenoid coils. Liquid tin tinplates copper circuits on PC boards. Shield conductive coating isused to reduce or eliminate EMI / RFI Interference. It is a general purpose EMI / RFI shielding spray for use on plastic electronics enclosures. Scotchkote is designed for use as an outer seal on a vinyl tape splice. Suitable for use for direct burial and moisture protection. Helps protect from moisture and corrosion.