A rapid roll up door coils its curtain around a shaft above the opening. A stacking rapid door folds its fabric into horizontal sections and stacks them overhead instead. Both are fast, both manage traffic and temperature — and the mechanism difference, plus the size and wind numbers behind it, decides which one belongs on your wall. At RAX we manufacture both types, so this comparison comes from the spec sheet, not a sales pitch.
We manufacture these doors and their hardware on our own production lines, and the distinction matters more than most quotations admit. In this article