ceiling fans
armstrong 1820a ceiling tile24 x 24 in3 4 inpk 12
acoustical ceiling tile series fine fissured fg nrc .70 width 24 in . length 24 in . thickness 3 4 in . color white edge type angled tegular noise reduction coefficient 0.70 ceiling attenuation class 35 light reflectance 0.85 medium fine fissured texture material mineral fiber coverage 48 sq. ft. resistant to sag mold mildew bacteria scratch resistant temp . range 32 degrees to 120 degrees f package quantity 12 br b features b ul li application school classrooms healthcare libraries band rooms conference rooms corridors li li color white li li features excellent sound absorption non directional visual fire guard li li item acoustical ceiling tile li li length 24 li li material mineral fiber li li package quantity 12 li li temp . range 32 degrees to 120 degrees f li li temp . range f 32 120 degrees li li type ceiling li li width 24 li li coverage 48 sq. ft. li li noise reduction coefficient nrc .70 li li series fine fissured fg nrc .70 li li thickness 3 4 li li resistant to sag mold mildew bacteria scratch resistant li li standards astm e1264 li li edge type angled tegular li li texture medium fine fissured li li ceiling attenuation class cac 35 li li light reflectance lr .85 li li recycled content 55 % li li ceiling attenuation class 35 li li light reflectance 0.85 li li noise reduction coefficient 0.70 li ul
armstrong