Water filtration systems are indispensable for homes and workplaces. They are responsible for providing people with safe drinking water. They help keep the water people consume clean, purified, and free of harmful bacteria and other disease-causing agents. Given their importance, one must invest in a well-performing filtration system. This includes being aware of certain mistakes to avoid when choosing one. Here are some such water filtration mistakes one must avoid: 1. Not getting water professionally tested Installing a filtration system is critical for the health and well-being of the people using it. Therefore, professionally testing the water that comes out of it is necessary after it is installed in a facility. Annual water testing is useful to ensure that the water remains clean and safe to consume. A water tester determines whether a given water sample has contaminants and health-threatening elements. Before installing a filtration system, testing helps buyers know which type of filtration system will be best suited for their consumption. Overlooking water testing results in people not knowing which elements are to be filtered out of the water they consume. Therefore, water testing is not a luxury but a necessity for filtration systems. 2. Not looking into underlying issues Many contaminants and disease-causing bacteria are difficult to detect in a glass of water.