USG
Notes: Item 22441. Wet-formed mineral fiber, white, non-directional pattern. NRC 0.70, CAC 40 (confirmed via multiple distributor listings incl. cbsi.net, jbmaterials.com, tamarackmaterials.com). Size 24x48x7/8 in, square edge; 6 panels/carton = 48 sq ft (8 sq ft/panel). Class A fire rated.
NRC per ASTM C423. Data retrieved 2026-07-02 from the manufacturer source page.