One common-held theory is that spiral staircases were first installed in historic castles as vertical baffles, tiring out enemy infiltrators before they could make it to the top. This is why ...

Most commonly found in historic estates and luxury hotels ... Because the curve is less sharp, they seem more like regular ...

or the business can specialize and manufacture specific styles of stairs, such as spiral, pull-down attic stairs, or rolling staircases for warehouse applications.

One common-held theory is that spiral staircases were first installed in historic castles as vertical baffles, tiring out enemy infiltrators before they could make it to the top. This is why ...