Internal Primed White Door Frame Liner and Door Stop The frames are specially designed for easy installation and can be trimmed by your installer to fit your desired dimensions. Our standard door frame features a removable stop, allowing you to cover installation markings on the main frame for a clean and professional finish. Our door frames are solid engineered timber. Door frame pack includes: Single Door Pack contains 2 Legs (2100mm) & 1 Head (1000mm) Square door stops: 2 legs (12 × 44mm x 2100mm) & 1 Head (1000mm) What's a door frame filler? Where you have a wall that is thicker than the door frame, once the door frame is fitted, the filler (which comes 200mm in width) is cut to the width required and fitted. The architrave is then fitted. PLEASE NOTE THIS IS A NON-RETURNABLE ITEM