This specification aims to standardize and unify the on-site construction and acceptance work of room temperature curing silicone rubber anti-fouling flash Coating for insulators. It covers the technical requirements of construction classification, general requirements, pretreatment, coating and acceptance of RTV anti-fouling flash Coating. It is applicable to the on-site construction of first coating and re-coating of RTV anti-fouling flash Coating for porcelain and Glass insulators in high voltage AC and DC systems. In addition, in addition to implementing the requirements of this specification, the construction and acceptance should also comply with the provisions of the relevant national standards in force. Definitions of terms include construction processes such as lame plating, brushing and re-coating.