Acoustic flex is manufactured using a perforated Aludeck inner core, wrapped in a 25mm fibre glass insulation blanket with the outer skin / vapour barrier in a durable AL-PET spirally wound sleeve. They are manufactured to specific standard lengths of 0.5m, 1m, 1.5m,and 2m. Due to the fact that the AL-PET material is used in both the core and the outer sleeve the flexible is fire rated and has been tested and certified to be SANS 10177-3: 2005 Class 3 fire rated.

Technical Data

Diameter Range 102 mm to 356 mm
Temperature Range – 30 C to + 140 C
Air Velocity Max 30m/sec
Working Pressure Max 200 mm VVG Min (D/30 – 25) X 9,81 Pa
Fibreglass Thickness 25 mm
Fibreglass Density 16 kg/m3
Standard Length 500, 1000, 1500, & 2000 mm, packed into an individual carton.
Fire Rating  SANS 10177-3.2005 Class 3 Fire Rating