Shutter "Piano", smooth on both sides, made of marine-grade okoumé plywood, available in 35 mm or 40 mm thickness; it can be configured as 2 solid panels or 4 folding hinged panels. Black or coloured varnished hardware, wall-mounted pivots, articulated hinges, espagnolette lock. Weatherproof water-based eco-friendly paint. It can be configured in a monoblock combined solution (window + shutters).