Tubular sound absorber


Article number: 0092.0310
Manufacturer: MAICO
Tubular sound absorber with 25 mm sound absorbing cover, length: 1,000 mm, DN 80
Application examples: Showroom, Restaurant, Theatre, Production site, Industrial building
RSR 8 IM0009716.PNG Tubular sound absorber with 25 mm sound absorbing cover, length:  1,000 mm, DN 80

Characteristic curve

RSR 8 - Characteristic curve Pressure losses

  1. Pressure loss in Pa/m sound absorber
  2. Duct diameter
  3. Velocity of flow

Dimensioned drawing

RSR 8 - Dimensioned drawing [mm]

A: 80 mm
B: 125 mm
C: 1.120 mm
D: 79,5 mm
E: 129 mm

Technical data

RSR 8 - Technical data

Article RSR 8
Model 25 mm sound absorbing cover
Material Aluminium
Weight 0,8 kg
Nominal size 80 mm
Width 129 mm
Height 129 mm
Depth 1.120 mm
Insertion loss at 63 kHz 2 dB
Insertion loss at 125 kHz 6 dB
Insertion loss at 250 kHz 10 dB
Insertion loss at 500 kHz 20 dB
Insertion loss at 1 kHz 38 dB
Insertion loss at 2 kHz 58 dB
Insertion loss at 4 kHz 33 dB
Insertion loss at 8 kHz 28 dB
Sound insulation yes
Packing unit 1 piece
Range C
GTIN (EAN) 4012799923107
Article number 0092.0310

RSR 8 -

Product description



short description

Tubular sound absorber with 25 mm sound absorbing cover, length: 1,000 mm, DN 80

Product description

  • Tubular sound absorber for ventilation systems.
  • With sound absorbing cover made from fibre glass bound with artificial resin.
  • Non-combustible in accordance with DIN 4102 class A1 (building material classification).
  • Insertion loss measured in accordance with DIN 45646.
  • RSR...: With 25 mm thick sound absorbing cover.
  • RSR.../50: With 50 mm thick sound absorbing cover.

Table of contents

Wiring diagram

RSR 8 - Wiring diagram

Predecessor - successor

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