This may be slow to load as This sheet has 15,500 rows of data. This is an embedded Excel sheet in OneDrive with filters on columns to explore different aspects of the roof
In Column, click button to right and click Filter (at bottom of list)
-If all ticked, untick slelect all and select only the items that you want to look at. Click clear to remove filter.
You can interogate data with filters to get a better understanding of the condition of your data.