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Connectdec type Sonodec 25 TRD

The Connectdec type Sonodec 25 TRD consist of a perforated aluminum inner duct, thermical insulated with a glass wool layer and provided with an aluminium laminated outer jacket. A plastic barrier between the duct and the glass wool prevents the diffusion of glass wool particles.

The attenuator is by standard on both sides equipped with galvanized metal sleeves for direct mounting to the rigid duct work or equipment.

You can choose between the following connections (connections according EN1506):

  • 2x male (type 1)
  • male - female (type 2)
  • 2x female (type 3)

application

  • can be combined immediately with our air valves (e.g. DAV or DVSC)
  • air supply systems
  • air conditioning systems
  • sound attenuator
  • the reduction of noise from machines
  • handy connector between ventilation units and air duct systems
Specifications
temperature range: -30 °C to 140 °C
operating pressure: max. +2000 Pa
operating air velocity: max. 10 m/s
bending radius: min. 1.0 x ∅ + 25mm
diameter range: 80 - 315 mm
standard length: 0.5 and 1.0 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
sleeves: galvanized steel
appearance: aluminium
Technical specifications
Dutch specification
German specification
English specification
Graphs

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

Product images
Certificates
Europe
EN 13501-1 B-s1,d0
NEN 13180

The Connectdec type Sonodec 25 TRD fulfills all the requirements and are classified as specified within NEN 13180: "Ventilation for buildings – Ductwork - Dimensions and mechanical requirements for flexible ducts".

      0.5 mtr 1.0 mtr
80 COTDST080/L 1 108 n.a.
100 COTDST100/L 1 108 n.a.
125 COTDST125/L 1 108 n.a.
150 COTDST150/L 1 63 n.a.
160 COTDST160/L 1 63 n.a.
180 COTDST180/L 1 54 n.a.
200 COTDST200/L 1 42 n.a.
250 COTDST250/L 1 30 n.a.
315 COTDST315/L 1 15 n.a.

T (type): 1 = type 1 (♂♂), 2 = type 2 (♂♀) and 3 = type 3 (♀♀)

L (length): 0.5 = 0.5 meter and 1.0 = 1.0 meter

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