... ,sealing ends,90 degree corner etc PVC water spouting, rain gutter,eave drop system for roof rain collection, gutter size 4"X5", downspot 3 ... villas,garden houses,residential and office building.Gutter,center connection,rain water pipe,right selaing ends,left sealing ends,90 degree negative ... -40°—70°Dual wallthe gutter:5.2 inch onlyPhotos upvc rain water roof drain gutter system