Facebook-f Twitter The surface of wooden elements shall be thoroughly cleaned twice a year with clean water. You should clean dust, insects’ remains and other surface pollutions.  GORI care set should be applied directly after the assembly process and then biannually (but not during freezing weather). Please, follow instructions from

Facebook-f Twitter It is advised to lubricate all movable fittings’ parts with a drop of oil in order to open and close windows and doors without any problems.If any of the tilt-and-turn function is disrupted, do not restore the proper position of the element by force. It is important not