Metal staircase with wooden steps and arched railings Corona version 9 Materials of CoronaLegacyMtl + Vray CoronaLegacyMtl requires a version of Corona Renderer at least 1.5, since the cards are designed to use PBR (roughness-metallic) Vray materials are obtained using Vray-converter Who works in a V-Ray version lower than 3.1 be careful, in the materials in the BRDF section there is a Microfaset GTR ( GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward – which is preferable for you. All cards are designed for the PBR roughness-metallic workspace. Textures and materials have logical names Texturing UnwrapUVW Reference: https://www.archilovers.com/projects/267350/milano-paramigiano-gallery ?2634498 The Milano Paramigiano project by Tatiana Ponomarenko There are 3 variants of the staircase design in the scene: straight, angular and U-shaped The height of the span is 2800 mm, the width of the steps is 1000 mm The perforation on the metal is made using an opacity card