The model Lastra Piana is a roofing sheet suitable for residential and rural applications on buildings, shelters, garages, bungalows and gazebo. This model has a wide range of roof accessories that allow customization according to project requirements: the upper ridge allows connection between two opposite roof slopes, the diagonal ridge and terminal ridge allows the connection between the lateral slopes with an aesthetic finishing. If necessary the three-way ridge is also available. This model is very easy to install both horizontally and vertically.This model has a wide range of roof accessories that allow customization according to project requirements: the upper ridge allows connection between two opposite roof slopes, the diagonal ridge and terminal ridge allows the connection between the lateral slopes with an aesthetic finishing. If necessary the three-way ridge is also available. Installation of the Olandese roofing sheet is made using dedicated fixing accessories; screws for wooden or metal purlins, o’ring caps (which cover the sheet profile and provided with o’ring seal grant watertight on the screw holes) and screw covers (which protect the screw head from atmospheric agents). Sheets are lightweight, easy to transport and install, resistant to fire, shocks and chemical/atmospheric agents and able to give high thermal and acoustic insulation. Its small size makes it especially fit for installation on continuous surfaces.