The XL Joinery Oak Easi Frame Internal Door System. Form a room divider for any scenario with the Easi-Frame range of internal door systems. With the numerous configurations available within the range, you can create a harmonious look throughout the home, or match doorways between rooms enhancing visual flow and making it easier to move around your home. This system is designed to work with standard XL Joinery oak internal doors. Includes 2no jambs, 2no mullions and a head.