DEI Heat Shield. Designed for tubing, cables and hoses, the Vapor Block ™ Fuel Line Sleeve provides ultimate protection against heat, as well as chemical and oil spills, dirt, grease and road grime. Constructed of high temperature fabric and bonded with aluminized material to reflect heat. The cover is flame retardant and withstands direct heat up to 171 ° C. - Inner diameter 1cm x 1m - Self-adhesive DEI heat shield. Designed for wires, cables and hoses, the Vapor Block ™ Fuel Line Sleeve offers the highest protection against heat as well as chemical spills and oil, dirt, grease and road dirt. Constructed of high temperature fabric and bonded with aluminized material to reflect heat. The cover is fireproof and can withstand direct heating up to 171 ° C. - inner diameter 1cm x 1m - self-adhesive