this 3d assets is a kitbash collection of exhausts, chimney, heat funnel, vent, duct or also called smokestack 3d asset. It works well with detailing buildings and urban or city environments. See the below image showing scale on a 1 meter grid:

the model uses 2 materials, a galvanized, as well as a dirt, but blended using the Ambient Occlusion baked texture.

UVW Unwrapping:
UVW is non overlapping, see below

Texturing:

2048x2048 and 1024x1024 texture sizes

Face orientation:

all normals facing the correct way, display blue on test

Export formats:

Blender - Native

FBX

OBJ

GLB/GLTF

PLEASE SEE DOCUMENTATION PAGE