| 摘要 |
A frame assembly for mounting doors and the like comprising a pair of jambs and a header for connecting said jambs, and, where required, a sill, each said jambs and header and sill where required being a compression molding of filler, waste, or recycled particulate material bound together by a thermoplastic binder, each said jambs and header presenting when assembled an inwardly facing planar surface of a width to receive a door to be mounted in said frame assembly and an inwardly projecting door stop shoulder formation projecting inwardly of said planar surface. Also the novel components for such a frame assembly comprising the jambs, the header and the sill.
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