Backflow incidents can occur in both residential properties and commercial buildings. While commercial buildings, such as offices, factories, or restaurants, may have more complex plumbing systems and higher water demands, residential properties are not immune to backflow risks. In fact, advanced backflow and repairincidents in residential properties can have severe consequences for the health and safety of occupants. Residential properties can experience backflow incidents due to cross-connections with irrigation systems, swimming pools, or outdoor water sources. For example, if a garden hose is left submerged in a pool of contaminated water and the water pressure drops suddenly, backflow can occur, potentially contaminating the household water supply. Similarly, in residential areas prone to flooding or heavy rainfall, sewer lines can become overwhelmed, leading to backflow incidents where sewage water enters the clean water supply. Therefore, it is essential for residential property owners to be aware of backflow risks and take preventive measures, such as installing backflow prevention devices and conducting regular inspections, to protect the health and well-being of their households.