FOR EXTERNAL USE PLEASE MAKE SURE THAT BEFORE INSTALLATION THE DOOR IS PROTECTED FROM WEATHER CONDITIONS: 1. THE DOOR MUST BE TREATED / PAINTED ON ALL SIDES OF THE FRAME. 2. THE DOOR MUST BE GIVEN AT LEAST TWO COATS OF VANISH / LINSEED OIL. 3. TO PROLONG THE LONGEVITY OF THE DOOR, IT IS PREFERABLE TO HAVE AN OVERHANG ABOVE THE DOOR (AWNING).