| 摘要 |
<p>An L-sectioned edge rail for defining the edge of a tiled area has an apertured first flange 1 for embedding in the layer of tile adhesive and a second flange 2 for abutting the edge of the tiles. The apertures 11 comprise at least 40% of the area of flange 1 and consist of a row of trapeziums, each being inverted relative to its neighbours. <IMAGE></p> |
