COMBIFLEX N BLACK • Combined laminated flexible ducts

The COMBIFLEX N BLACK is a flexible duct distinguished by its hardness, high flexibility and extremely strong multi-layer walls and it is designed for various application fields. The duct is made of multi-layer polyester laminated aluminum and PVC foil reinforced with high tension steel wire. Due to its exceptional flexibility can be easy installed to round and oval connectors.

• COMBIFLEX N BLACK flexible ducts are used in ventilation systems with low and medium air pressure where a high mechanical strength is required

• 4-layer: Aluminium 1x layer 7 micron, 1 layer polyester (PET) of 12 micron, 1 layer 12 micron metalized polyester (MPET), 1 layer PVC of 90 micron, wire helix 25 mm (Ø82 mm), 36 mm (Ø102 mm and larger)
• Colour: black

• Temperature range: From - 30°C till + 140°C
• Air velocity (max): 20 m/s
• Operating pressure (max): +2500Pa
• Bend radius: 1x Dia minimum
• Pressure loss: see diagram
• Diameter range: 82 mm - 508 mm
• Fire class: E according to EN 13501-1
• EU - EN 13180 Dia. Class B, Tightness Class C

• Each standard length of 10 m is compressed in an individual, reinforced cardboard box

• Clamps, type MCA
• Textile tape, type GREYTAPE

• type COMBIFLEX N BLACK

• COMBIFLEX N BLACK, 254

Explanation :

COMBIFLEX N BLACK = Type of Flexible duct

254 = Diameter of flexible duct