IBENA supplies fabrics for air distribution systems according to the following specifications:

Permeability according to specification or standard type:

• Type 1 =   50 m³/m²/h
• Type 2 =  150 m³/m²/h
• Type 3 =  325 m³/m²/h
• Type 4 =  550 m³/m²/h
• Type 5 =  775 m³/m²/h
• Type 6 = 1240 m³/m²/h
• Type 7 = 2000 m³/m²/h

•  10 l/100cm²/min.
•  25 l/100cm²/min.
•  55 l/100cm²/min.
•  90 l/100cm²/min.
• 130 l/100cm²/min.
• 205 l/100cm²/min.
• 330 l/100cm²/min.

corresponds
approx.
to

• at pressures 100 Pa, 120 Pa, 200 Pa, etc.
• in widths up to approximately 500cms
• colours at customer’s request, for example, according to the RAL card
• in accordance with fire classification B1 (or M1 on enquiry)
• for stationary systems as well as portable air distribution systems

Additionally, IBENA can develop fabric types specifically designed for customers:

• for example, anti-static with interwoven high-grade steel fibre