Double Check ValveBackflow Preventer

If you are dissatisfied with your Culligan product for any reason within 30 days of your purchase, Culligan will remove the product and refund the purchase price.*

Double check valvesymbol

Our Culligan water experts are ready to help you find the right solution for your problem water.

DCVAvs DCDA

Experience the luxury of great-tasting, high-quality water with this modern, free-standing unit that seamlessly fits into any office space.

DCVABackflow

"Love the safety of having clean water. The quality customer service from management all way to the technicians is exceptional."

"Absolutely the best customer service and always answers my questions quickly and positively. The Culligan water is great and gets delivered on schedule with no hassle."

The Wilkins 350 double check valve assembly is a high strength plastic body with bronze craddle and bronze full port ball valves. Inline check design it features removable check modules. Repair parts are affordable and readily available. The Series 350 is a good selection for irrigation and other lines that require winterization, as a line blow out fitting is available.