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Sonodec 250

The Sonodec 250 consists of a perforated aluminum/polyester laminate inner duct thermally and acoustically insulated with glass wool and is provided with an aluminium laminated outer jacket. A plastic barrier between the duct and the glass wool prevents the diffusion of glass wool particles.

application

  • air supply systems
  • air conditioning systems
  • preventing condensation in air conditioning systems
  • reduction of engine noise
Specifications
temperature range:  
inner duct:
-30 °C to 250 °C
outer jacket:
-30 °C to 140 °C
operating pressure: max. +3000 Pa
operating air velocity: max. 30 m/s
bending radius: min. 0.58 x ∅ + 25 mm
diameter range: 52 - 635 mm
standard length: 10 mtr
Construction
inner duct: aluminium/polyester laminate
barrier: plastic film
glass wool blanket: 25 mm, 16 kg/m³
r-value:
0.65m² K/W (ASTM C177-76)
outer jacket: aluminium/polyester laminate
appearance: aluminium
Technical specifications
Dutch specification
German specification
English specification
French specification
Graphs

pressure loss (download as .PDF or as .PNG)

Product images
Certificates
Europe
EN 13501-1 B-s1,d0
Netherlands
NEN6065/6066 Class 1
United Kingdom
BS476 Part 6,7 and 20
France
NF M1
NEN 13180

The Sonodec 250 fulfills all the requirements and are classified as specified within NEN 13180: "Ventilation for buildings – Ductwork - Dimensions and mechanical requirements for flexible ducts".

Marine Equipment Directive 2014/90/EU
Declaration of Conformity
52 DSX052 1 32
65 DSX065 1 98
76 DSX076 1 98
82 DSX082 1 98
102 DSX102 1 72
127 DSX127 1 66
152 DSX152 1 50
160 DSX160 1 45
180 DSX180 1 32
203 DSX203 1 32
229 DSX229 1 24
254 DSX254 1 21
305 DSX305 1 15
315 DSX315 1 15
356 DSX356 1 8
406 DSX406 1 8
457 DSX457 1 6
508 DSX508 1 6
559 DSX559 1 3
580 DSX580 1 3
610 DSX610 1 3
635 DSX635 1 3
50 mm glass wool blanket

This product is, on request and under different delivery conditions, available with a 50 mm thick insulation blanket. The r-value of this insulation blanket is 1.3m² K/W (ASTM C177-76). The order number of this product is DSX50(diameter).

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