防雨板 meaning in English

flashing board
weather boarding

Standard guide for design of standard flashing details for epdm roof membranes
Epdm屋面层用标准防雨板细节设计标准指南
Standard specification for nonvulcanized uncured rubber sheet used as roof flashing
被用作屋面防雨板的非硫化橡胶薄板材标准规范
" tom , if it ain t unregular and irreligious to sejest it , " i says , " there s an old rusty saw - blade around yonder sticking under the weather - boarding behind the smoke - house .
“汤姆，也许我这么说有点儿不合规矩，犯忌讳， ”我说。 “在那个熏肉房后边防雨板下面，有一根长了锈的锯条哩。 ”