ACM - "INSTALL ONE DIRECTION ONLY" Why?

[Signed Out]

On ACM panels, the protective film always says "install in one direction" with arrows. Might be a dumb question, but what does that mean?

 

[RyanFelty]

I literally just thought about that yesterday! I dont know either

 

[Moze]

If the panels are installed or manufactured with the sheets running in different directions, there can be slight color variations in the reflections of the panels.

 

[Signed Out]

Makes sense. Good to finally know.

Thanks

 

[FS-Keith]

you have to remember its made for the construction industry for building facades.

 

[NateF]

We've been wondering about the same thing. Now I know...