About This

Worry-free flushing: The 3-4 350 double check backflow prevention valve comes with a flushing tool (FLUSH) to easily flush the pipeline.
Durable material: The backflow preventer valve is made of stainless steel and UV-resistant reinforced nylon, which is corrosion-resistant, wear-resistant, and pressure-resistant. It can adapt to harsh working conditions and has a long service life.
Efficient maintenance: The double check backflow preventer valve has a simple structure, the pressure vessel is detachable, and daily inspection and repair are easy, which significantly improves efficiency.
Applicable to multiple industries: The backflow valve is designed to save water and is effectively blocks backflow caused by siphoning or back pressure. It is ideal for irrigation projects, continuous pressure pipeline systems, and other applications.
Convenient installation: The double check backflow preventer valve is 3/4" interface, which fits common pipelines, eliminates complex modifications, and saves time and cost.