1980s office acoustic ceiling tiles, aged but clean mineral fiber panels, slight
1980s office acoustic ceiling tiles, aged but clean mineral fiber panels, slight: free seamless tile PBR material with albedo, normal, roughness, AO, and metalness maps. CC0 licensed.

Crafted from the prompt: "1980s office acoustic ceiling tiles, aged but clean mineral fiber panels, slightly yellowed off-white coloration, tiny brown and gray fiber flecks, suspended ceiling grid, subtle imperfections, sterile corporate atmosphere, liminal space aesthetic, realistic, seamless, high resolution, PBR, Kane Pixels inspired environment texture."
PBR maps included: albedo, normal, roughness, height, ambient occlusion, metalness. Resolution 1K. License CC0 (public domain).