Corona Version (8) In CoronaRender 6 and below CoronaLegacyMtl=CoronaMtl CoronaLegacyMtl requires Corona Renderer version 1.5 or higher, since the cards are designed to use PBR (roughness-metallic) Roman blind wide for children's room Curtain width: 1500mm TurboSmooth modifier applied to the model, Render Iters 1