Understanding Backflow Assembly: What You Need to Know

25 January 2024
 Categories: , Blog

When it comes to plumbing systems, some of the most important components are those that you often overlook. One of these components is the backflow assembly. Despite its importance, many people still do not know what it is and how it works. In this blog, we will discuss a few things you need to know about backflow assembly, its functions, and why it is important to your plumbing system.

What is Backflow Assembly?

Backflow assembly refers to a device that is installed in your plumbing system to prevent contaminated water from flowing back into your home's clean water supply. This can happen when there is a sudden drop in pressure in the clean water supply, causing dirty water to flow back into the pipes. Backflow preventers come in different types, sizes, and shapes, depending on their intended application.

Types of Backflow Preventers

There are several types of backflow preventers, including reduced pressure zone assembly, double-check valve, and atmospheric vacuum breaker. Reduced pressure zone is the most commonly used type of backflow preventer, and it is designed to prevent water contamination even at the highest level of pressure drops. Double-check valve backflow preventers are mainly used in small-scale applications, while atmospheric vacuum breakers are used for water systems with low hazards.

The Importance of Backflow Prevention

Backflow prevention is essential to ensure that you get clean water. Contaminated water can cause severe health problems and, in some cases, even death. Backflow prevention is also crucial for businesses that rely on water for their operations, such as hospitals, restaurants, and manufacturing plants. These businesses have a legal obligation to protect their water supply from contamination.

Backflow Prevention Testing

Regular testing and maintenance of backflow preventers are essential to ensure that they are functioning correctly. Backflow testing ensures that your backflow assembly is functioning correctly and that it is protecting your water supply from contamination. The testing process involves shutting off the backflow valve, testing the water pressure, checking for leaks, and cleaning the assembly.

Installation and Maintenance of Backflow Preventers

The installation of backflow preventers must be done by a licensed plumber who has experience in installing and testing backflow assemblies. Regular maintenance and testing of backflow assemblies are crucial to ensure that they are working correctly. Annual testing and maintenance are required by law, and failure to comply can result in legal action or even a fine.

For more information, reach out to a backflow assembly service near you.