Water drain structure for roof tile, has water channel, which widens from open top to open base of roof tile, extended in parallel to seam side of roof tile

摘要

A roof tile (10) has a head (12) and a support (14) joined together via seam side (16) and cover side (18). A water channel (22), which widens from the top (24) to the base (26), extends in parallel to the seam side. The top and base are opened.