| 摘要 |
<p>The wall-tie, which functions as a tie for two skins of brick in new cavity wall insulation and also a spacer for foam insulation board to be located on the outer face of the inner skin of brick, comprises an elongate strip (1) with end portions (2, 3) and intermediate drip portion (4). The strip has integral projections (9, 10) at each end of drip portion (4); the spacing between the projections corresponds to the predetermined spacing (e.g. 35mm, 50mm or 90mm) between the outer face of the foam insulation and the inner face of the outer skin of brick.</p> |
