至于防雨通风的原理，主要是如下所述： 1 Air and rain enters between the louvre blades.2 Water is transferred to the second louvre where it is collected.3 Water is transferred along the blades and into the hollow vertical mullion thus preventing re-entrainment, draining the collected water onto the cill
至于防雨通风的原理，主要是如下所述：
1 Air and rain enters between the louvre blades.
2 Water is transferred to the second louvre where it is collected.
3 Water is transferred along the blades and into the hollow vertical mullion thus preventing re-entrainment, draining the collected water onto the cill
简单点说，就是靠第一道百叶片减压，靠第二道百叶片集水。然后设计有效的排水线路，就像单元式幕墙一样。
所以一般的单道百叶做不到防雨，双道的百叶可以实现防雨，三道百叶就比较稳妥了
美国C/S公司是专门从事防风雨百叶的研发和生产的公司,其产品经过美国AMCADE 检测,使您对选择的百叶的防风雨效果和通风系数有一个精确的数字概念,为您选择百叶提供充足的数据.
