It occurs when mineral salts in the tiles or the mortar used in the roof structure are brought to the surface by water. These salts form a white, powdery substance on the surface of the tiles, giving the roof a stained and weathered appearance. While efflorescence itself does not typically pose a structural threat to the roof, it can affect the aesthetic appeal of the property and indicate potential water penetration issues.
The presence of efflorescence on the tile roof can be a sign of underlying water damage and poor drainage, which can significantly impact the longevity of the roof. If left untreated, water infiltration can weaken the structure of the roof over time, leading to cracks, leaks, and potential mold growth. Efflorescence can also accelerate the weathering process of the tiles, causing them to deteriorate more quickly than they would under normal conditions.
To mitigate the effects of efflorescence on the lifespan of the tile roof, it is essential to address the root cause of the water infiltration and improve the roof's drainage system. Regular maintenance, such as cleaning the roof surface and repairing damaged tiles or mortar, can help prevent efflorescence from occurring and prolong the life of the roof. Additionally, applying a protective sealer to the tiles can help reduce water absorption and minimize the risk of efflorescence forming in the future. By taking proactive measures to address efflorescence and its underlying causes, homeowners can ensure their tile roof remains in good condition for years to come.
Your roof is power washed and inspected for damage / trouble spots.
Valleys, endwalls, flashing and damaged / brittle tiles are repaired.
Your choice of re-colouring is applied uniformly. Beauty, street appeal and value are restored.
Special sealant is applied to protect against sun, moisture and moss.
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