Circular duct type multipurpose sound absorbers, specifically produced for low and medium pressure heating, cooling, ventilation, and air conditioning systems.

• Flexible Duct Construction : 3 ply Aluminium + 1 ply Polyester.
• Flexible Duct Nominal Thickness : 74 micron.
• Jacket Construction : 1 ply Aluminium + 2 ply Polyester.
• Jacket Nominal Thickness : 45 micron.
• Insulation - Thickness - Density : Glasswool 25 mm - 16 kg/m³.
• Diameter Range : 82 mm - 508 mm.
• Temperature Range : -30 °C / +250 °C.
• Air Velocity : 30 m/s (maximum).
• Operating Pressure : 3000 Pa (maximum).