... rain gutter fittings,including gutter,center connection,rain water pipe,blade baffle,sealing ends,90 degree corner etc PVC ... and down spouts.PVC drainage system is internationally common water pipe system. Products are widely used in villas,garden houses ... pipe,right selaing ends,left sealing ends,90 degree negative corner,90 degree positive corner,30 degree frontal bending,75 degree frontal bending ...