Let's be genuine: Often those chemical drain cleaners don't suffice, and you've got to bring in an expert. As the world turns, toilets stop flushing, sewers overflow and pipelines burst (at least up until the general population stops flushing things that aren't toilet tissue). It's not stunning that the plumbing industry is substantial. According to IBISWorld, it generated a massive $106 billion in 2018 and is just expected to grow. ΑΠΟΦΡΑΞΕΙΣ 20 ΕΥΡΩ