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民用住宅工程中,门窗洞口的阳角一般按照《建筑施工操作规程》第2.4.4条规定执行,做护角:门窗洞口及室内阳角应做水泥砂浆护角,护角厚度与墙面灰饼齐平,宜用1∶2水泥砂浆打底,待砂浆稍干抹成小圆角。护角的高度,如设计无规定时,一般不低于2m,每侧宽度不小于50mm。其目的是避免抹灰墙面阳角被碰损。
In the civil residential project, the sunken corners of doors and windows are generally carried out in accordance with the provisions of Article 2.4.4 of the “Code for the Operation of Building Construction”. Doing protective corners: The corners of doors and windows and the internal corners of the house should be made of cement mortar, and the thickness of the corners should be the same as that of the walls. Cake flush, it is appropriate to use 1:2 cement mortar to make the bottom, until the mortar is slightly dry and small rounded. The height of the corners, if not specified in the design, is generally not less than 2m and the width on each side is not less than 50mm. Its purpose is to prevent the sunshade of the plastering wall from being damaged.