... friendly,Innocuous,anti aging,weather fastnes Base Coat for Thermal Insulation-for bonding and covering insulation boardsDetailed Product Description1 ... aging,weather fastness2.Peaceability,water-retaining property, direction for use1. construction preparation(1) basic level processing:clearing ... 3 months.aeration-dying indoor. Base Coat for Thermal Insulation-for bonding and covering insulation boards