Ondulit Italiana s.p.a. supplies a wide range of accessories expressly designed to fit roofings and walls of any shape and complexity. All joining elements are in embossed 1 mm thick natural or prepainted aluminium sheet or in copper sheet - thickness 0.6 mm - in case of copper roofing.
Fixing screws are in stainless steel, with prepainted head for coloured sheets. Metal washers are in natural or prepainted aluminum, or in copper in case of copper roofing. Plastic washers are in plastified biutmen with self-sealing properties.