| G Series Drawings - 2M/3M Oxford Method External Doors & Cills | |
| G | 3 | 1010 | 3 | Precast concrete cill for external door - suspended floor |
| G | 3 | 1020 | 2 | Precast concrete cill hinged external door |
| G | 3 | 1030 | 4 | Precast concrete cill for external door - solid slab |
| G | 3 | 1040 | 2 | Precast concrete cill pivoted door |
| G | 3 | 1050 | 3 | Precast concrete cill hinged door frame |
| G | 3 | 1090 | 3 | Door frame - plan of pivoted door |
| G | 3 | 1100 | 2 | Section through external door frame |
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