I know it's as valid as 'off of' but that's American. I'm sure, it's valid, I'm just not sure it's valid to say that that's valid. Am I being redundant? I wasn'

I know it's as valid as 'off of' but that's American. I'm sure, it's valid, I'm just not sure it's valid to say that that's valid. Am I being redundant? I wasn't under the impression you'd notice.