Staircases Producer Misterstep is Rintal S.p.A. new product line based upon a new revolutionary modular concept. Rintal can boast over thirty years of experience in the made-to-measure staircase sector and the Misterstep line is based upon this concept. Easy product management goes hand-in-hand with incredible flexibility when in comes to personalised solutions Misterstep is therefore the simplest anq quickest way to enter the world of modular staircases:  * indoor stairs  * spiral stairs  * attic stairs  * exterior stairs  * stairs coverings