If only a few tiles are broken or slipped, the repair is usually simpler. The operation required to replace a single tile only involves removing the damaged tile, replacing it with a new clay tiles and re-fixing it.

The waterproofness of flat clay tile roofs depends to a certain extent on the quality of roof waterproof materials. Therefore, it is crucial to choose high-quality waterproof materials during roof construction. High-quality waterproof membranes or waterproof coatings can provide an additional layer of protection for flat clay tiles and reduce the possibility of water penetration.

Despite their natural color and texture, clay tiles can be painted. However, painting clay tiles is not a must for every homeowner, as high-quality clay tiles generally have a long natural lifespan, and some homeowners like the natural weathering effect that tiles show over time.

Compared with nails, screws are slower to install and require power tools for fixing, which increases the complexity and time cost of construction. In large-scale roof installation projects, using screws to fix tiles may significantly extend the construction period.

According to many studies and actual cases, the expected lifespan of Roman clay tiles is generally between 50 and 100 years, or even longer. This lifespan far exceeds that of many other roofing materials, such as asphalt tiles and metal tiles.