Spiral stair with a single-wire railing and handrail Vitre staircase in white painted metal with a single-wire railing and handrail. Make a wish Let yourself be captured by the magical atmosphere that only an Officine Sandrini can create. Use this form to consult our designers. Name * Email * Telephone City How can we help you? * I have read and understood the information pursuant to Article 13 of Legislative Decree 196/2003 'Personal data protection code'