TYPE A:
Made of galvanized steel wire embodied in two layers of metallic colored polyester and 3cm thick yellow colored fiberglass perimeter heat insulation and an external housing of metallic colored polyester. Suitable for air-conditioning systems. Available in 10 meters packages..

TYPE B:
Made of spiral steel wire integrated in three polyester layers coated with a high quality UL-181 certified flame retardant layer and 2.5cm thick red colored fiberglass perimeter heat insulation and external housing of metallic colored polyester double layer. Suitable for air-conditioning systems. Available in 10 meters packages.