Materials: Aluminum Foil, Wire, Centrifugal Glass Wool

Size: Φ4" ~  Φ16"

Features:

AFE type, the inner layer of it is aluminum hose, the middle is covered by centrifugal glass wool, the outer is covered by strengthening aluminum foil fiber.

The biggest pressure-proof is 250mmH2O and the standard length is 10m.

Good Installation property.