PRS Permacel is an ISO 9001 certified company and is the total solution for electrical insulation. The company provides a product called Permagrip. Permagrip is an expandable sleeve which expands to double its diameter. This feature of the product helps eliminate and maintaining large number of sizes of sleeves. Permagrip is a flame retardant sleeve. It requires no mechanical tools or heating for application. The operation involves slipping it on any lead wire and the product is ready with design label insulation.