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We are often asked if builders make any major mistakes when building or renovating their house. However, when monitoring contributions on Svépomocí.cz, we rarely encounter fundamental errors. We went with the camera to the technicians who work on construction sites and not only self-help on a daily basis and asked them for help in finding the 5 most common mistakes in masonry. The video was created in cooperation with technicians from the Wienerberger company You can find more articles with videos at https://www.Svepomoci.cz Facebook: / svepomoci A building that you can come try out: http://www.svepomoci-zive.cz/