Thermwell Products SP46 Fiberglass Pipe Insulation Kit The product is manufactured in United states The product is highly durable and easy to use Easy installation and easy handling Frost King. Fiberglass Pipe Insulation Kit Simple And Effective Way To Insulate Pipes Of All Diameters Ideal For Overwrapping Electric Heat Cables, And Used To Prevent Water Pipes Freezing Kit Comes With 25-Feet Plastic Vapor Barrier, 1.6 R-value Package Covers 6-Inch X 1/2-Inch X 25-Feet Roll For Either Hot Or Cold Water Pipes