... ozone and aging resistance 3.silicone coated fiberglass Red Silicone air hose Material: spring steel wire, silicone, glass fiber ... temperature duct, as suction and blast hose, suitable for hot air , blower, exhausting gas, etc. 2.Heat resistant well Application: ... blast hose, especially suitable: -For transmission hot and cold air. -For printing machines, blowers and compressors. -For exhausting gas ...