The trouble is that they are not doing a very good job where the council property meets a privately owned property as shown in the picture to the right.
As ever, double left click on pictures to enlarge.
The above picture shows that it is not confined to new meeting old — even when dealing with a new-new interface, they have screwed this up! What you are looking at are two examples of stupidity. The rainwater gutter could have been trimmed shorter to allow a full and proper rendering, but instead, the full original length was allowed to remain unchanged, and the insulation and new rendering cut around it!
This is completely unbelievable, it creates a heat bridge and one of the most likely sources of damp in a building I have ever seen. Things are certainly getting worse!