One-way check valve prevents water backflow for consistent pressure
Durable brass construction ensures long-lasting performance
Compatible with 1/2 inch male to 1/2 inch female piping for easy installation
Essential for maintaining proper water flow in pop-up and RV plumbing systems
Summarized by Shop
City water check.
Most commonly located attached to the rear of the city water inlet.
The one way check valve keeps water pressure inside the plumbing when using the water pump. If your pop up is losing water out of the city water inlet when drawing from the fresh water tank, then this part is likely the issue.
1/2 inch male to 1/2 inch f