Metal hose fire sleeve, also as known as the Silicone fiberglass sleeving, mainly to high temperature resistance, insulation, fire proof, wear-resisting performance, the product in the application process, must pay attention to the reasonable selection of good metal hose diameter measurement. It is better to install fire hose before making the assembly. If the metal hose has been assembled, it is recommended to use the Velcro style fire retardant sleeve. The velcro type has one of the greatest advantages, that is convenient disassembly, easy for workers to construct.