MAGNUS hatches have a satin sheen anodised frame profile with a 10 mm thick ‘dark smoke’ coloured acrylic and are designed for ocean use, design category A, Area I. These hatches can be opened from the inside or outside through 180º with almost no obstructions in the opening. They have a ventilation position and can be locked completely watertight. The cut-out sizes of this type match the market-based dimensions. Application on habitable multihulls as a means of escape in the inverted position, is subject to European legislation. Please contact our glazing team for further information.