Un-Trenched Softwood Door Casing Frame Kit
This un-trenched door frame kit is suitable for 35mm thick imperial doors up to 33" inches (838mm) wide. A simple construction can be achieved by notching the head stops at the required position to allow the jambs to be fixed in place.
This interior door frame is suitable for walls up to 107mm thick, the door liner is 33mm thick and features 1/2" inch rebated door stops.