Sound-absorbing perforated gypsum board "Chiyoda Non-combustible Special Sound Absorbing Board"
It is a ceiling sound-absorbing gypsum board with holes processed into it.
This is a sound-absorbing material that utilizes the resonance absorption principle by using a rear air layer to reduce sound energy. Its effectiveness is further enhanced when used in conjunction with glass wool such as EARTHWOOL. The fireproof special sound-absorbing board has an uncoated surface.
basic information
Non-combustible special sound-absorbing board Thickness: 9.5mm (non-combustible material) Certification number: NM-4961(2) (back side covered with non-combustible paper) Hole diameter: 13.4mm, pitch: 24mm *There is also a version without a certification number that is covered with base paper on the back. *For more details, please refer to the catalog or feel free to contact us.
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Applications/Examples of results
Ceiling materials for rooms that require sound absorption.
