高容量屋脊通風器:通研環保(bao)高容量屋脊通風(feng)(feng)器(qi)有流線(xian)(xian)型的外形(xing)、線(xian)(xian)條流暢,抗風(feng)(feng)阻力小(xiao),流量系(xi)數高,通風(feng)(feng)排氣效果非常好。設有風(feng)(feng)閥門控(kong)制(zhi)裝置(zhi)(手(shou)動、電動近(jin)控(kong)制(zhi)),排水通暢,無雨水滲(shen)漏隱患。