| 摘要 |
A glazing bar for use in forming a conservatory roof beam is of generally inverted T-section providing a cross bar 800 and an upstanding limb 862, the latter being in the form of a hollow section duct, wherein the cross bar has a central section and side walls 804 that extend below the central section to form a recess in the underside of the glazing bar between the side walls. The side walls 802 may also extend above the cross bar, may be turned inward, and may be curved 806. The duct may be rectangular or triangular and a pair of duct may be provided one above the other. A lower capping may be provided which has a flexible central strip allowing it to bend as in figure 4.
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