Fan element for defining spacer of roofing at rain water pipe of thatched roof, has base part and spacer part, where spacer part stands upwardly by front boundary of base part

摘要

The fan element (24) has a base part (26) and a spacer part (30), where the spacer part stands upwardly by front boundary (28) of the base part. The base part ate its front boundary has a two-limbed edge guide (32) that is aligned downwardly. An axle stub of the edge guide is aligned downwardly from front boundary of the base part, and another axle stub of the edge guide is connected with the spacer part.