There are different categories of roof tile accessories. They are
- Essentials: Ridges are essential roof tiles to complete the roofing.
- Functional Underlay Sheets: Different underlays are available for thermal reflection and water tightness. These are optional accessories. They are not mandatory but for extra care.
- Decoration: Koomb and Beading are examples of decorative accessories for roofing. These are purely for decoration purposes and optional.
- Light: Full Glass Tiles or Glass cut roof tiles provide light for the roofing and will create a play of light and shadow.