Advantages of Ampelair flexible duct connector
1. quick and Economical
2. strong Air Tight Lock Seams
3. unmatched durability and Strength
4. available in various widths of Metal and Fabric
5. fire rated and High Temp Resistant Fabric is available for special applications
6. standard roll length is available in 25meters and 50 meters

Technical parameters 
1) Vinylon  fireproof fabric flexible duct connector 
Model: AFJ-80C
Temperature: -30 ~ +80  
Tensile strength (N): 2300 × 1860 
Anti-tear strength (N): 288.5 × 246.6
Length: 25M, 50M/Roll 
Other specifications can be customized  according to requirements

2) Vinylon  fireproof fabric flexible duct connector 
Model: AFJ-120C
Temperature: -30 ~ +120
Tensile strength (N): 3000 × 2090
Anti-tear strength (N): 288.5 × 246.6
Length: 25M, 50M/Roll 
Other specifications can be customized  according to requirements

3) Fiberglass fireproof fabric flexible duct connector 
Model: AFJ-280C
Temperature: -30 ~ +280
Tensile strength (N): 2300 × 1860
Anti-tear strength (N): 253.6 × 180.5
Length: 25M, 50M/Roll 
Other specifications can be customized  according to requirements