This type of duct is in double-layer structure and is made of aluminum foil and PVC compound materials. The inner partis filled withhighly tensile spiral steel wires to support the duct. The duct is generally applied onlow to medium air velocity with temperature variantion system. This product has passedGB8624B1fire resistant test.
Size
Standard length
Maximum velocity rate
Temperature range
Maximumpressure resistant rate
2.5"-18"
10M
28M/S
0℃～100℃
250mmWG
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MSN
Product Description
