Himalyan Acoustics Wooden APHONY GLOSS WALL TILES, for Wall/Ceiling, Feature : High Quality

Listing ID #5642136

providing "aphony gloss" 20mm wall tiles made of wood fibre cement composites covered with acoustically transparent absorptive on the front side with an option of colors as per the choice of the architect/person in charge of size 600 x 1200mm. highly recommend walls has excellent noise absorption of 0.9 nrc as per iso:354-1985 and astm 423-90 a, stc of 47 as per astm e90/413 for 25mm, density 400 kg/m3. for the base panel/core variant: (meets stringent fire ratings astm d-876 and fire rating for the base panel as per bs:476, weather resistance as per is 3308, thermal insulation as per is:3346-1980 with a relative humidity of 90% rh at 60^o celsius/140^o fahrenheit for 15 days = no deterioration, tested as per en 131682001 and are rohs complaint).