Why Backflow Prevention is Necessary.
Backflow is the unwanted reversal of the water flow or mixing of clean water with undesirable substances such as industrial or dirty water. Used water from private property such as swimming pools and irrigation firms can flow back into the into the main supply grid because of factors such as a decrease in public water system. The decrease in pressure could be because of a leak in in the system. You can prevent contaminated water from getting back into public water supply pipes by the use of back flow prevention devices.
Back flow can be caused by back pressure and back siphonage. Back siphonage occurs when there is lower pressure in supply piping compared to private properties systems. Back siphonage can happen when the main water supply is interrupted by breaks, repairs or firefighting activities. Pressure increase in private properties water systems causes back pressure. Elderly people, children and people with low immunities are the most probable to be affected by diseases that come from contaminated water from back flows. Prevention by the use of backflow prevention devices is the most effective way fight backflow because most of its causes are beyond our control.
Installation of backflow devices is a mandatory plumbing requirement in most areas and they should be tested on annual basis. Back flow devices that are not installed properly or are not working have no protection benefits hence the need to test them regularly. you can get fined for not installing back flow prevention devices in some counties. If you are in Santa Fe area of New Mexico USA, you can count on the backflow testing and repair companies such as Santa Fe back flow testing and Alberquequeback flow testing to for testing services.
It is the function of the backflow preventer to make sure that water flows in one direction. You can get different sizes and shapes of backflow prevention devices which include the double-check valve backflow preventer and a reduced pressure zone backflow preventer. The air vets, water release valves and check valves make it easier for technicians and owners to check the function ability of the double check valve backflow preventer. Though it is easy to check the functionabiliy and install some backflow prevention,it is better to have the installation and repairs bone by a licensed plumber.
Irrigation businesses and landscapers gardens that have a connection with the public water supply system are more emphasized to have backflow prevention devices . For irrigation businesses, It can be fatal if pesticides flow back to your property water supply which is used in household activities such as drinking and cooking. It is the responsibility of water supplying authorities and the local governments to protect drinking water by inspecting the bachflowprevention devices.