Homeowners find themselves facing a pretty common issue: cracks showing up in the walls of their homes. It’s frustrating and even stressful to notice a new wall crack. You’re probably wondering what it means, how serious it is, and whether it means you need foundation repair. If letting the walls crack, threaten and escalate, this will harm the house and diminish the beauty of the place. The cracked wall ranges from small to large and can happen with both old and new homes, depending on the materials used to construct the house, such as brick, sand, stone, and uncontrollable.

Trust us, we understand that feeling. To help you know what’s happening with your home, HomeGuru has put together this list of the most common causes of cracks in your walls, wall-cracked repairs, and how to know when it’s time to call on the experts for a professional inspection.

The reasons of wall crack


The subsidence of the ground causes many cracked walls. Every house is inevitable to face this problem because it occurs naturally, with the house moving and expanding. The resulting cracks appear as small, noticeable cracks in the edge of a window or door edge. Many reasons can cause cracked wall, including:

• Normal shift of the ground over time
• Moisture on the wall
• Expansion pf tree roots
• Sewerage installation
• Ground and road drilling
• Constantly vibrating road, especially the house next to the road

These causes result in a cracked wall. Some reasons can be controlled and uncontrolled. Therefore, you need to regularly observe your house to find the cracks and find the proper wall-cracked repairs.

Common types of wall crack


• Hairline cracked wall

Hairline cracked walls are the most common crack problem. This problem occurs for many reasons: the mixer is out of proportion or lacks expertise in plastering. Including non-standard brick in construction makes the adhesion of the wall inefficient.

This kind of cracked, root-like wall is harmless and does not affect the house’s structure. Although it is not dangerous, you should fix it. When the rainy season is coming, leakage problems can cause walls to create moisture, swelling, and mold, which can adversely affect home furniture.

The primary way to fix cracked walls that every house can do manually is to fill the cracks with putty and paint over the walls.

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• Cracked wall in oblique line


An oblique wall crack is the most dangerous problem and disruptive to the house’s structure, occurring in the windows, doors, and middle walls.

The crack in the middle of the wall is a dangerous crack, possibly caused by one of the columns of the hometown of collapse. Because the beam cannot support the column at the same level, the house’s addition may cause. As a result, the cracked wall diagonally in the same direction as the house wall. It is a big problem that requires immediate consultation with a professional technician.


Similarly, slanting cracks in the same direction that occur in windows or doors can also be detrimental to the home and the walls.

But if it is a crack from the corner of the window or door frame, it is not a severe crack that can fix it by yourself. These cracks arise from the expansion of the door frame or the window. It is not a problem of the house’s structure, but it causes by climate change.


• Cracked wall in vertical

Vertical cracks are also dangerous cracks because they affect the house. This crack is caused by a U-shaped deflection resulting from excessive load in the upper floor areas, resulting in vertical cracks.


• Cracked wall in concrete column

When the concrete column area is cracked, it may cause by an excessive load on the column. If it’s still a tiny crack, you may reorganize your home. Avoid placing too much weight inside the house. But if the area of cracking in the wall is significant. You should consult an expert technician to fix it immediately as it may escalate, causing the house to collapse and fall.

• Cracked wall below the beam

Beam cracking can arise for many reasons, such as a leak in the upper floor area. This problem causes the beam to rust until the beam is damaged, cracks, or more load-bearing than usual.

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How to fix wall crack


When you see a cracked wall inside or outside your home, don’t panic. If it is a new home, you may first find the appearance of the cracks on the walls and whether they are enlarged or not. You may mark the crack area and keep and observe it to fix it promptly.

Suppose a cracked wall is just a typical crack. You can repair it yourself. For example, unsightly squiggly lines, you can use an acrylic sealant to repair and decorate the walls with paint over them.

Suppose the cracks have a long-term or direct impact on the house structure, vertical wall crack, and oblique cracked wall. You should consult an expert technician. It is necessary to select a technician or contractor with specific expertise and thoroughness not to cause problems later.

In addition, a good preventative for wall-crack repairs is that every home should take good care of the ground around the house. Do not plant trees near the house, and you should plant at least 10 meters away from the home to prevent creeping and widespread roots affecting the house.

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Wall crack can be a common problem with every home, but knowing the types of cracks and basic wall-crack repairs, according to HomeGuru, should help alleviate some of the concerns about living safety. Not only do you know how to fix a cracked wall, but it is also even more important to keep an eye on the interior and exterior of your home. If there are cracks or not, you will hurry to repair it so that the house does not deteriorate and help the place be nice all the time.

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