Home » Blog » The Reasons Why Your Tiles are Cracking? And How to Fix Them?
Tiles can crack for several reasons, and addressing the underlying causes is crucial to prevent further damage. Here are some common reasons why tiles may crack and how to fix them:
Poor Subfloor Preparation: Inadequate preparation of the subfloor or improper installation techniques can cause tiles to crack. Ensure that the subfloor is structurally sound, level, and free from any debris or uneven surfaces before installing tiles. Use appropriate underlayment or backer board if necessary. If the subfloor is the issue, it may require professional repair or reinforcement.
Substrate Movement or Settlement: If the substrate beneath the tiles experiences movement or settling, it can cause stress on the tiles, leading to cracks. Address any underlying structural issues causing the movement. Depending on the severity of the problem, you may need to consult a professional to assess and rectify the substrate movement before replacing the cracked tiles.
Insufficient Expansion Joints: Expansion joints are essential to allow for movement and expansion of tiles due to temperature changes or substrate shifting. If expansion joints are not properly installed or are absent, the stress can cause tiles to crack. Install or expand existing expansion joints to accommodate movement, particularly in larger tiled areas or areas exposed to temperature fluctuations.
Heavy Impact or Weight: Dropping heavy objects or placing excessive weight on tiles can cause them to crack. Avoid excessive force or impact on the tiled surface, especially in areas susceptible to heavy loads or impact. Use proper lifting techniques when moving heavy objects.
Inadequate Grout or Adhesive Coverage: Insufficient grout or adhesive coverage between the tiles and the substrate can create weak spots, leading to cracks. Properly mix and apply the adhesive and grout as per manufacturer instructions, ensuring full coverage beneath each tile. If cracks occur due to insufficient coverage, the affected tiles may need to be replaced.
Natural Wear and Tear: Over time, tiles can wear down and become more susceptible to cracking. Regular maintenance, such as cleaning, sealing, and addressing minor issues promptly, can help prolong the life of your tiles. Replace cracked or damaged tiles as soon as possible to prevent further damage to adjacent tiles.
When addressing cracked tiles, it is important to assess the cause of the cracks and determine the appropriate course of action. For minor cracks, it may be possible to repair the tile using a tile adhesive or epoxy filler. However, in cases of significant damage or underlying issues, it is advisable to consult a professional tile installer or contractor to assess and address the problem properly.
Remember that prevention is key, so investing in proper installation techniques, using quality materials, and addressing any underlying issues can help minimize the risk of tile cracking in the future.
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