With low-reflection, black surfaces and stone wool construction, Cinema Black™ sound-absorptive ceiling panels improve visual and acoustic experience in spaces designed for music, film, and live performances. Products are made from basalt rock and offer Noise Reduction Coefficients (NRC) up to 0.95. Able to withstand temperatures up to 2,150°F, non-combustible panels come in 2 x 2 ft or 2 x 4 ft sizes with 5/8 or 1 in. thicknesses and are dimensionally stable at up to 100% RH.