Knock on the wall

A knock on the wall significantly affects the quality of life. If you have similar problems in your home, you should try to find out what is causing the knocking. This is the only way to turn it off.

Possible causes of the knocking in the wall

• If you also have a wooden wall in your home, it is perfectly normal to hear knocking on the wall every now and then. A possible cause for this could be temperature fluctuations or changes in humidity. wood is a natural building material and therefore reacts to changes in the atmosphere. As the material shrinks or expands, there is a knock in the wall. There is nothing you can do about this phenomenon.
• Another cause of knocking in the wall can be the larvae of the woodworms. These also cause knocking noises. In that case, you would have to hire an exterminator to fight the pests.
• If you also hear knocking in a brick wall, this can come from water or heating pipes laid under plaster. With a metal detector you can easily determine in which areas of the wall metal pipes are laid under the plaster.
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• Due to the thermal expansion and the subsequent cooling, the tubes expand and then shrink again. This can result in even knocking in the wall.


Water pipes make noises - causes and countermeasures

Two types of noises from water pipes are familiar to most: knocking and ...

Eliminate the noise in the walls

• If the knocking in the wall is actually due to the pipes being laid in the wall, you have no choice but to have the pipes re-laid.
• In older buildings in particular, the supply lines have not always been laid without tension. This can cause knocking in the wall due to temperature fluctuations.
• You would then have to pry open the wall and have the cables laid in such a way that they can expand unhindered when heated.

If you live in a rented apartment, the knocking on the wall can be seen as a serious defect. You should report this problem to your landlord and ask them to rectify this deficiency.