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Acoustic curtain with high sound absorption.

An individual curtain with a width of 300 cm and length of 290 cm with grommets of 40mm.

Made from fireproof plush cotton soundproofing fabric and available in black and argento grey.

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Availability : Available

139,00 € VAT incl.


Accessories Ridå


What is it?

RIDÅ is an acoustic curtain with a high sound absorption coefficient that reduces reverberation, echo and undesirable acoustic reflections in recording studios, hi-fi, home cinema and other systems.
It is made from recycled fireproof cotton fabric and has grommets of 40 mm for installation on a standard bar or rail.

It reduces reverberation in rooms, improving acoustic comfort, eliminates undesirable acoustic reflections on window pane glass and reduces noise levels emitted through window glazing by up to 6dB.

An acoustic curtain with a width of 300 cm and length of 290 cm, available in black or silver grey.

What is it used for?

Ridå is designed to absorb sound by reducing reverberation, improve acoustic comfort in rooms and prevent undesirable high intensity acoustic reflections on glass.

It is the perfect acoustic complement to acoustic treatment in recording studios, control rooms home cinema and hi-fi systems.

What format does it have?

  • Curtain: width of 300 cm and length of 290 cm with grommets of 40mm.
  • Fabric: made from 100% fireproof recycled cotton.
  • Installation: can be installed on a standard bar or rail.
  • Colours: black and argento grey.
  • Weight: each unit weighs approx. 2.7 kg

Physical properties

Description: Sound absorbing acoustic curtain
Material: 100% recycled fireproof cotton construction.
Color: Black and Argento grey.
Fire Resit.: Class 1 (UNE-EN 13773)
  • Cannot be washed in water
  • Dry clean with caution
  • Does not admit chlorine
  • Do not iron

Sound absorption

Absorption coefficients in octave bands (ISO 354):

125 Hz250 Hz500 Hz1 kHz2 kHz4 kHz
0.03 0.23 0.56 0.61 0.59 0.56

* absorption coefficients in third octave are available in the data sheet.


Global coefficients:

NRC 0.50 [ASTM C423]
SAA 0.50 [ASTM C423-09a]
α mid 0.59 [DB-HR]
α w 0.55
Clase D [ISO 11654]


Data sheet [.PDF]