Why Older Roofs Are More Prone to Tile Movement

Roof tiles are designed to work as a secure, interlocking system that protects a property from the elements. Over time, however, this system can become less stable. In Thurmaston, Leicestershire, many properties have roofs that have been in place for decades, and age is one of the main reasons tile movement becomes more common. Understanding why this happens helps homeowners recognise early warning signs and take timely action.

How age affects roof tile stability

As a roof ages, it is exposed to repeated cycles of wind, rain, temperature changes and natural building movement. While roof tiles themselves are durable, the components that hold them in place can gradually weaken. This slow deterioration often goes unnoticed until tiles begin to shift or slip.

Older roofs are therefore more susceptible to movement not because they were poorly built, but because materials naturally change and wear over time.

Common reasons older roofs experience tile movement

Worn or corroded fixings

Roof tiles are typically secured using nails, clips or other fixings. On older roofs, these fixings can corrode, loosen or lose their grip due to prolonged exposure to moisture and temperature fluctuations. Once fixings weaken, tiles are more likely to move during strong winds or heavy weather.

Natural building movement

All buildings settle and move slightly as they age. This gradual movement can affect the roof structure, altering the way tiles sit and interlock. Over many years, even small shifts can lead to gaps or uneven tile alignment.

Degraded underlay and battens

Beneath the tiles, roof underlay and battens provide essential support. On older roofs, these materials may become brittle, warped or weakened. When the underlying structure no longer provides consistent support, tiles can lose their stability and begin to move.

Repeated weather exposure

Decades of exposure to wind uplift, driving rain and temperature extremes place continuous stress on roof tiles. Older tiles may become smoother or less able to grip neighbouring tiles, making them more vulnerable to displacement during adverse weather.

Why tile movement should not be ignored

Increased risk of water ingress

Even slight tile movement can expose the layers beneath the roof covering. This creates an opportunity for water to enter the roof structure, often leading to damp patches or staining inside the property.

Greater vulnerability during storms

Once a tile has shifted, surrounding tiles can also become unstable. This increases the risk of further movement during storms, potentially turning a small issue into a larger area of damage.

Gradual spread of the problem

Tile movement rarely stays confined to one area. If the underlying cause is not addressed, additional tiles may begin to slip over time, increasing the scale of repairs required.

The importance of professional roof inspection

Tile movement on older roofs is not always obvious from ground level. Professional roofers know where to look for early signs of instability and can assess whether tiles, fixings or supporting materials are contributing to the issue.

At Thurmaston Roofing Repairs, roof inspections and repairs are carried out with an understanding of the challenges older roofs face, helping homeowners in Thurmaston maintain safe and secure roofing systems.

Conclusion

Older roofs are more prone to tile movement due to a combination of worn fixings, natural building movement, ageing support materials and long-term weather exposure. While these issues develop gradually, the risks they pose should not be overlooked.

If you have an older roof in Thurmaston, Leicestershire and are concerned about slipped or moving tiles, professional assessment can make all the difference. Thurmaston Roofing Repairs can provide expert advice and reliable repairs to restore stability and protect your home for years to come.

This is a photo taken from the roof ridge looking down a tiled pitched roof on to a flat roof. Works carried out by Thurmaston Roofing Repairs

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