Hose wall double layer:
Inner hose wall: heat resistant impregnated glass fabric
Outer hose wall: special coated high temperature fabric
External helix: galvanized steel with additional plastic abrasion protector
Color: hose wall green-gray, outer abrasion protector red
Temperature Range: Exhaust gas temperatures up to +570°F, short times up to +660°F when exhaust gas funnels are used properly and enough fresh air is utilized