5. Check Alignment After making your adjustments, check if the door is level. Use a level if necessary. If the door leans to one side, you may need to adjust one roller more than the other to achieve a balance.
Conclusion
In a nutshell, the main difference between these two types of surface finish is the oxide layer. Anodized finish has a layer of oxide, whereas mill finish does not have the oxide layer.
Ideally, each type of surface finishing determines the specific cost of the profiles since they are unique and have different specifications.