We can install and or test your backflow devices.
What is backflow? It is the undesirable reversal of flow of water or mixtures of water and other liquids, gases or other substances into the distribution system.
In other words its a form of possible contamination of the drinking (potable) water supply. Safe water is something that we take for granted, but if you look back in history it has been a cause of spread of disease and epidemics many times over. Thats why its so important to protect the drinking water supply.
This is a pressure vacum breaker used primarily in irrigation systems. The intention is to keep water flowing in one direction, and once its past this device not to allow it to flow back into the building and bring fertilizers, pesticides or any other form of contamination back into the drinking water supply of the structure being served.