Perforated acoustic panel ndi mtundu wa kutsogolo kwa bolodi, kumbuyo kozungulira dzenje kapangidwe ka zida zolumikizira mawu, osati kukongoletsa kwachikhalidwe, kutchingira kutentha, kupewa moto, umboni wa fumbi, kuwala, osati kusinthidwa, kusawola, kumveka kokulirapo. mayamwidwe mphamvu, mphamvu mkulu, kupita ...
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