| 摘要 |
A prefabricated door frame is provided that the manufacturing cost is reduced since the prefabricated door can be manufactured with one touch type abut joining of the connection molding material. A prefabricated door frame comprises a frame in which it is installed at the opening formed in the wall, and a slit(16a) is formed in the inner surface into the longitudinal direction, a door stopper(20) in which the slit (24a) corresponding to single-side is the slit of frame is extended and formed to the longitudinal direction, a connection molding material(30) fixing the door stopper on the inner surface of frame. |
